Need a new boiler? Get FREE no-obligation quotes now!

Get FREE no-obligation quotes now!

No delays! Get quotes today
Compare quotes & get the best prices
Gas Safe & OFTEC registered engineers

The smarter way to find approved boiler engineers

What work do you require?

New Boiler

New Central Heating

Boiler Repair

Compare Combi Boilers

You can select up to 4 boilers. Simply add your choices to compare.

Filter boilers

Fuel type

Gas
(722)
Oil
(382)

Boiler type

Combi
(428)
Regular
(332)
System
(258)

Manufacturer

Alpha
(22)
Ariston
(22)
ATAG
(7)
Baxi
(28)
Biasi
(15)
Daikin
(3)
Ferroli
(20)
Firebird
(20)
Glow-worm
(29)
Grant
(14)
Ideal
(22)
Intergas
(17)
Johnson and Starley
(3)
Keston
(2)
Main
(4)
Mistral
(66)
Navien
(4)
Potterton
(22)
Ravenheat
(21)
Vaillant
(29)
Viessmann
(16)
Vokera
(13)
Warmflow
(6)
Warmhaus
(12)
Worcester Bosch
(44)
Zanussi
(3)

Clear search

Alpha

Boiler Model	kW	Efficiency	Warranty	Typical Price
Alpha CD28C Combi Gas Boiler COMPARE	28kw	90.3%	5 years	£781	COMPARE
Alpha CD35C Combi Gas Boiler COMPARE	35kw	90.5%	5 years	£850	COMPARE
Alpha CD28X Combi Gas Boiler COMPARE	28kw	88.50%	2 years	£690	COMPARE
Alpha CD25X Combi Gas Boiler COMPARE	25kw	88.60%	2 years	£745	COMPARE
Alpha CD25C Combi Gas Boiler COMPARE	25kw	89.00%	5 years	£850	COMPARE
Alpha CD50 Combi Gas Boiler COMPARE	50kw	89.30%	3 years	£1900	COMPARE
Alpha InTec2 26CE Combi Gas Boiler COMPARE	26kw	88.8%	7 years	£713	COMPARE
Alpha InTec2 30CE Combi Gas Boiler COMPARE	30kw	88.8%	7 years	£818	COMPARE
Alpha InTec2 35CE Combi Gas Boiler COMPARE	35kw	88.9%	7 years	£883	COMPARE
Alpha InTec 30C Combi Gas Boiler COMPARE	30kw	88.2%	7 years	£895	COMPARE
Alpha InTec 34C Combi Gas Boiler COMPARE	34kw	88.8%	7 years	£975	COMPARE
Alpha InTec2 25XE Combi Gas Boiler COMPARE	25kw	88.8%	7 years	£645	COMPARE
Alpha InTec2 28XE Combi Gas Boiler COMPARE	28kw	88.8%	4 years	£675	COMPARE
Alpha Eco2 Plus Combi Gas Boiler COMPARE	28kw	88.8%	4 years	£750	COMPARE
Alpha E-TEC 28kW Combi Gas Boiler COMPARE	28kw	88.9%	5 years	£675	COMPARE
Alpha E-TEC 33kW Combi Gas Boiler COMPARE	33kw	89%	2 years	£720	COMPARE
Alpha EVOKE 28kW Combi Gas Boiler COMPARE	28kw	88.9%	5 years	£625	COMPARE
Alpha EVOKE 33kW Combi Gas Boiler COMPARE	33kw	89%	5 years	£655	COMPARE
Alpha InTec Gs 30kW Combi Gas Boiler COMPARE	30kw	88.8%	5 years	£1800	COMPARE
Alpha InTec Gs 40kW Combi Gas Boiler COMPARE	40kw	88.8%	5 years	£2500	COMPARE
Alpha E-TEC PLUS 28kW Combi Gas Boiler COMPARE	28kw	88.9%	7 years	£800	COMPARE
Alpha E-TEC PLUS 33kW Combi Gas Boiler COMPARE	33kw	89%	7 years	£0	COMPARE

Ariston

Boiler Model	kW	Efficiency	Warranty	Typical Price
Ariston GENUS HE 24 Combi Gas Boiler COMPARE	24kw	90.3%	1 year	£702	COMPARE
Ariston CLAS HE evo 30 Combi Gas Boiler COMPARE	30kw	90%	5 years	£1100	COMPARE
Ariston CLAS HE evo 24 Combi Gas Boiler COMPARE	24kw	90.1%	5 years	£910	COMPARE
Ariston CLAS HE evo 38 Combi Gas Boiler COMPARE	38kw	90%	5 years	£750	COMPARE
Ariston E-COMBI evo 24 Combi Gas Boiler COMPARE	24kw	90%	2 years	£650	COMPARE
Ariston E-COMBI evo 30 Combi Gas Boiler COMPARE	30kw	90%	2 years	£705	COMPARE
Ariston E-COMBI evo 38 Combi Gas Boiler COMPARE	38kw	90.1%	2 years	£900	COMPARE
Ariston Clas Net One 24kW Combi Gas Boiler COMPARE	24kw	90%	12 years	£875	COMPARE
Ariston Clas Net One 30kW Combi Gas Boiler COMPARE	30kw	90%	12 years	£900	COMPARE
Ariston Clas Net One 38kW Combi Gas Boiler COMPARE	38kw	90%	12 years	£1400	COMPARE
Ariston Clas One 24kW Combi Gas Boiler COMPARE	24kw	90%	8 years	£930	COMPARE
Ariston Clas One 30kW Combi Gas Boiler COMPARE	30kw	90%	8 years	£1012	COMPARE
Ariston Clas One 38kW Combi Gas Boiler COMPARE	38kw	90%	8 years	£1149	COMPARE
Ariston E-Combi One 24kW Gas Boiler COMPARE	24kw	90%	2 years	£650	COMPARE
Ariston E-Combi One 30kW Gas Boiler COMPARE	30kw	90%	2 years	£780	COMPARE
Ariston ATLEAS ONE NET 30kW Combi Gas Boiler COMPARE	30kw	90.1%	12 years	£0	COMPARE
Ariston ATLEAS ONE NET 35kW Combi Gas Boiler COMPARE	35kw	90.1%	12 years	£0	COMPARE
Ariston GENUS ONE NET 24kW Combi Gas Boiler COMPARE	24kw	90.1%	12 years	£0	COMPARE
Ariston GENUS ONE NET 30kW Combi Gas Boiler COMPARE	30kw	90.4%	12 years	£0	COMPARE
Ariston GENUS ONE NET 35kW Combi Gas Boiler COMPARE	35kw	90.1%	12 years	£0	COMPARE

ATAG

Boiler Model	kW	Efficiency	Warranty	Typical Price
ATAG IC Economiser Plus 39kW Combi Gas Boiler COMPARE	39kw	89.7%	10 years	£2460	COMPARE
ATAG IC Economiser Plus 35kW Combi Gas Boiler COMPARE	35kw	89.7%	10 years	£2380	COMPARE
ATAG IC Economiser Plus 27kW Combi Gas Boiler COMPARE	27kw	89.7%	10 years	£2150	COMPARE
ATAG IC36 36kW Combi Gas Boiler COMPARE	36kw	89.7%	10 years	£0	COMPARE
ATAG IC28 28kW combi Gas Boiler COMPARE	28kw	89.7%	10 years	£0	COMPARE
ATAG IC24 24kW Combi Gas Boiler COMPARE	24kw	89.7%	10 years	£0	COMPARE
ATAG IC40 40kW Combi Gas Boiler COMPARE	40kw	89.7%	10 years	£0	COMPARE

Baxi

Boiler Model	kW	Efficiency	Warranty	Typical Price
Baxi Combi 105 HE 30kW Gas Boiler COMPARE	30kw	87.3%	2 years	£948	COMPARE
Baxi Duo-tec Combi 28 LPG Gas Boiler COMPARE	28kw	88.6%	7 years	£870	COMPARE
Baxi Neta-Tec Combi 33 GA Gas Boiler COMPARE	33kw	89%	5 years	£1110	COMPARE
Baxi EcoBlue+ Combi 24 Gas Boiler COMPARE	24kw	89.1%	7 years	£910	COMPARE
Baxi EcoBlue+ Combi 28 Gas Boiler COMPARE	28kw	89.1%	7 years	£959	COMPARE
Baxi EcoBlue+ Combi 33 Gas Boiler COMPARE	33kw	89.1%	7 years	£995	COMPARE
Baxi EcoBlue Advance Combi 24 Gas Boiler COMPARE	24kw	89.1%	10 years	£962	COMPARE
Baxi EcoBlue Advance Combi 28 Gas Boiler COMPARE	28kw	89.1%	10 years	£1102	COMPARE
Baxi EcoBlue Advance Combi 33 Gas Boiler COMPARE	33kw	89.1%	10 years	£1200	COMPARE
Baxi EcoBlue Advance Combi 40 Gas Boiler COMPARE	40kw	89.1%	10 years	£1260	COMPARE
Baxi Platinum Combi 24 Gas Boiler COMPARE	24kw	89%	10 years	£890	COMPARE
Baxi Platinum Combi 28 Gas Boiler COMPARE	28kw	89%	10 years	£1025	COMPARE
Baxi Platinum Combi 33 Gas Boiler COMPARE	33kw	88.9%	10 years	£1100	COMPARE
Baxi Platinum Combi 40 Gas Boiler COMPARE	40kw	88.9%	10 years	£1385	COMPARE
Baxi Duo-tec Combi 24 Gas Boiler COMPARE	24kw	88.6%	7 years	£1135	COMPARE
Baxi Duo-tec Combi 28 Gas Boiler COMPARE	28kw	88.6%	7 years	£850	COMPARE
Baxi Duo-tec Combi 33 Gas Boiler COMPARE	33kw	88.5%	7 years	£925	COMPARE
Baxi Duo-tec Combi 40 Gas Boiler COMPARE	40kw	88.5%	7 years	£1105	COMPARE
Baxi 124 Combi Gas Boiler COMPARE	24kw	89.1%	2 years	£785	COMPARE
Baxi 128 Combi Gas Boiler COMPARE	28kw	89.1%	2 years	£835	COMPARE
Baxi 224 Combi Gas Boiler COMPARE	24kw	89%	3 years	£635	COMPARE
Baxi 228 Combi Gas Boiler COMPARE	28kw	89%	3 years	£631	COMPARE
Baxi 424 Combi Gas Boiler COMPARE	24kw	89%	5 years	£625	COMPARE
Baxi 428 Combi Gas Boiler COMPARE	28kw	89%	5 years	£655	COMPARE
Baxi 624 Combi Gas Boiler COMPARE	24kw	89%	7 years	£735	COMPARE
Baxi 630 Combi Gas Boiler COMPARE	30kw	89%	7 years	£820	COMPARE
Baxi 636 Combi Gas Boiler COMPARE	36kw	89%	7 years	£995	COMPARE

Biasi

Boiler Model	kW	Efficiency	Warranty	Typical Price
Biasi Advance Plus Combi ErP 25kW Gas Boiler COMPARE	25kw	88.7%	5 years	£595	COMPARE
Biasi Inovia ErP 25kW Combi Gas Boiler COMPARE	25kw	88.7%	5 years	£615	COMPARE
Biasi Inovia Combi ErP 30kW Gas Boiler COMPARE	30kw	88.6%	5 years	£625	COMPARE
Biasi Inovia Combi ErP 35kW Gas Boiler COMPARE	35kw	88.6%	5 years	£695	COMPARE
Biasi Advance Plus ErP 30kW Combi Gas Boiler COMPARE	30kw	88.6%	5 years	£625	COMPARE
Biasi Advance Plus ErP 35kW Combi Gas Boiler COMPARE	35kw	88.6%	5 years	£650	COMPARE
Biasi Riva Plus ErP 24kW Combi Gas Boiler COMPARE	24kw	88%	2 years	£525	COMPARE
Biasi Riva Plus ErP 28kW Combi Gas Boiler COMPARE	28kw	88%	2 years	£525	COMPARE
Biasi Advance 25kW Combi Gas Boiler COMPARE	25kw	88.7%	5 years	£0	COMPARE
Biasi Advance 30kW Combi Gas Boiler COMPARE	30kw	89%	5 years	£0	COMPARE
Biasi Advance 35kW Combi Gas Boiler COMPARE	35kw	89%	5 years	£0	COMPARE
Biasi Advance Plus 7 30kW Combi Gas Boiler COMPARE	30kw	92%	7 years	£0	COMPARE
Biasi Advance Plus 7 25kW Combi Gas Boiler COMPARE	25kw	92%	7 years	£0	COMPARE
Biasi Advance Plus 7 35kW Combi Gas Boiler COMPARE	35kw	92%	7 years	£0	COMPARE

Daikin

Boiler Model	kW	Efficiency	Warranty	Typical Price
Daikin D2CND 24kW Combi Gas Boiler COMPARE	24kw	93%	2 years	£0	COMPARE
Daikin D2CND 28kW Combi Gas Boiler COMPARE	28kw	93.1%	2 years	£0	COMPARE
Daikin D2CND 35kW Combi Gas Boiler COMPARE	35kw	93%	2 years	£0	COMPARE

Ferroli

Boiler Model	kW	Efficiency	Warranty	Typical Price
Ferroli maXima 35 S Combi Gas Boiler COMPARE	35kw	91%	1 year	£753	COMPARE
Ferroli maXima 35 C Combi Gas Boiler COMPARE	35kw	90.9	1 year	£645	COMPARE
Ferroli Optimax HE 38 C Combi Gas Boiler COMPARE	30kw	90.5%	5 years	£699	COMPARE
Ferroli Optimax HE 31 C Combi Gas Boiler COMPARE	25kw	90.4	5 years	£652	COMPARE
Ferroli Domicompact F 30 B Combi Gas Boiler COMPARE	30kw	87.7%	1 year	£650	COMPARE
Ferroli Modena 32c HE Combi Gas Boiler COMPARE	32kw	90.3%	5 years	£665	COMPARE
Ferroli Modena 27c HE Combi Gas Boiler COMPARE	27kw	90.3%	5 years	£645	COMPARE
Ferroli Modena 38c HE Combi Gas Boiler COMPARE	38kw	90.3%	5 years	£845	COMPARE
Ferroli i25 Combi Gas Boiler COMPARE	24kw	96.5%	2 years	£435	COMPARE
Ferroli i29 Combi Gas Boiler COMPARE	27kw	96.5%	2 years	£500	COMPARE
Ferroli iBoiler 29kW Combi Gas Boiler COMPARE	29kw	86%	2 years	£0	COMPARE
Ferroli iBoiler 25kW Combi Gas Boiler COMPARE	25kw	85%	2 years	£0	COMPARE
Ferroli BLUEHELIX 24kW Combi Gas Boiler COMPARE	24kw	94%	10 years	£0	COMPARE
Ferroli BLUEHELIX 28kW Combi Gas Boiler COMPARE	28kw	94%	10 years	£0	COMPARE
Ferroli BLUEHELIX 34kW Combi Gas Boiler COMPARE	34kw	94%	10 years	£0	COMPARE

Firebird

Boiler Model	kW	Efficiency	Warranty	Typical Price
Firebird Enviromax HEC20 Combi Internal 20kW Oil Boiler COMPARE	20kw	90.7%	2 years	£1570	COMPARE
Firebird Enviromax HEC26 Combi Internal 26kW Oil Boiler COMPARE	26kw	90.7%	2 years	£1655	COMPARE
Firebird Enviromax HEC35 Combi Internal 35kW Oil Boiler COMPARE	35kw	90.7%	2 years	£1965	COMPARE
Firebird Enviromax Combi-Pac External 20kW Oil Boiler COMPARE	20kw	91.1%	2 years	£1800	COMPARE
Firebird Enviromax Combi-Pac External 26kW Oil Boiler COMPARE	26kw	91.1%	2 years	£2100	COMPARE
Firebird Enviromax Combi-Pac External 35kW Oil Boiler COMPARE	35kw	90.7%	2 years	£2525	COMPARE
Firebird Enviromax Combi Slimline Internal 20kW Oil Boiler COMPARE	20kw	91.1%	2 years	£1965	COMPARE
Firebird Enviromax Combi Slimline Internal 26kW Oil Boiler COMPARE	26kw	91.3%	2 years	£2000	COMPARE
Firebird Enviromax Combi Slimline Internal 35kW Oil Boiler COMPARE	35kw	91.3%	2 years	£2380	COMPARE
Firebird Enviroblue HEC20 Combi Internal 20kW Oil Boiler COMPARE	20kw	93%	2 years	£2400	COMPARE
Firebird Enviroblue HEC26 Combi Internal 26kW Oil Boiler COMPARE	26kw	93%	2 years	£1500	COMPARE
Firebird Enviroblue HEC35 Combi Internal 35kW Oil Boiler COMPARE	35kw	92%	2 years	£2450	COMPARE
Firebird Enviroblue Slimline Combi Internal 20kW Oil Boiler COMPARE	20kw	93%	2 years	£2095	COMPARE
Firebird Enviroblue Slimline Combi Internal 26kW Oil Boiler COMPARE	26kw	93%	2 years	£2100	COMPARE
Firebird Enviroblue Slimline Combi Internal 35kW Oil Boiler COMPARE	35kw	92%	2 years	£2400	COMPARE
Firebird Enviroblue Combi-Pac External 20kW Oil Boiler COMPARE	20kw	93%	2 years	£1300	COMPARE
Firebird Enviroblue Combi-Pac External 26kW Oil Boiler COMPARE	26kw	93%	2 years	£1600	COMPARE
Firebird Enviroblue Combi-Pac External 35kW Oil Boiler COMPARE	35kw	92%	2 years	£1900	COMPARE
Firebird Enviromax Popular Boilerhouse 73kW Regular Oil Boiler COMPARE	73kw	92%	2 years	£2355	COMPARE
Firebird Enviroblue Popular 20kW Boilerhouse Regular Oil Boiler COMPARE	20kw	94.8%	2 years	£0	COMPARE

Glow-worm

Boiler Model	kW	Efficiency	Warranty	Typical Price
Glow-worm Xtramax HE 28kW Combi Gas Boiler COMPARE	28kw	89.2%	3 years	£550	COMPARE
Glow-worm Betacom 30c Combi Gas Boiler COMPARE	30kw	85.7%	2 years	£644	COMPARE
Glow-worm Ultrapower 100 SXI 24kW Combi Gas Boiler COMPARE	24kw	89.2%	2 years	£1700	COMPARE
Glow-worm Ultracom2 35 store 35kW Combi Gas Boiler COMPARE	35kw	89.4%	2 years	£1400	COMPARE
Glow-worm Ultracom2 cxi 30kW Combi Gas Boiler COMPARE	30kw	89.3%	2 years	£900730	COMPARE
Glow-worm Flexicom cx 24kW Combi Gas Boiler COMPARE	24kw	88.4%	2 years	£830	COMPARE
Glow-worm Betacom2 24kW Combi Gas Boiler COMPARE	24kw	89%	2 years	£590	COMPARE
Glow-worm Energy Combi 25kW Gas Boiler COMPARE	25kw	89.2%	7 years	£775	COMPARE
Glow-worm Energy Combi 30kW Gas Boiler COMPARE	30kw	89.2%	7 years	£795	COMPARE
Glow-worm Energy Combi 35kW Gas Boiler COMPARE	35kw	89.2%	7 years	£915	COMPARE
Glow-worm Betacom3 24kW Combi Gas Boiler COMPARE	24kw	89.2%	2 years	£560	COMPARE
Glow-worm Betacom3 30kW Combi Gas Boiler COMPARE	30kw	89.2%	2 years	£610	COMPARE
Glow-worm Easicom 24c Combi Gas Boiler COMPARE	24kw	89.3%	4 years	£614	COMPARE
Glow-worm Easicom 28c Combi Gas Boiler COMPARE	28kw	89.3%	4 years	£665	COMPARE
Glow-worm Procombi Essential 24kW Combi Gas Boiler COMPARE	24kw	89.2%	2 years	£660	COMPARE
Glow-worm Procombi Essential 28kW Combi Gas Boiler COMPARE	28kw	89.2%	2 years	£700	COMPARE
Glow-worm Procombi Essential 35kW Combi Gas Boiler COMPARE	35kw	89.7%	2 years	£841	COMPARE
Glow-worm Ultimate2 Combi 30kW Gas Boiler COMPARE	30kw	89.2%	2 years	£720	COMPARE
Glow-worm Ultimate2 Combi 35kW Gas Boiler COMPARE	35kw	89.2%	2 years	£863	COMPARE
Glow-worm Energy 35 Store 35kW Combi Gas Boiler COMPARE	35kw	89.4%	7 years	£1580	COMPARE
Glow-worm Essential 24kW Combi Gas Boiler COMPARE	24kw	89.3%	3 years	£1853	COMPARE
Glow-worm Essential 28kW Combi Gas Boiler COMPARE	28kw	89.3%	3 years	£1234	COMPARE
Glow-worm Ultimate3 30kw Combi Gas Boiler COMPARE	30kw	89.6%	10 years	£705	COMPARE
Glow-worm Ultimate3 35kw Combi Gas Boiler COMPARE	35kw	89.7%	10 years	£775	COMPARE
Glow-worm Easicom3 24kW Combi Gas Boiler COMPARE	24kw	89.6%	6 years	£625	COMPARE
Glow-worm Easicom3 28kW Combi Gas Boiler COMPARE	28kw	89.6%	6 years	£0	COMPARE
Glow-worm betacom4 24kW Combi gas boiler COMPARE	24kw	89.2%	5 years	£525	COMPARE
Glow-worm betacom4 30kW Combi gas boiler COMPARE	30kw	89.2%	5 years	£565	COMPARE

Grant

Boiler Model	kW	Efficiency	Warranty	Typical Price
Grant VortexBlue Internal 21kW Combi Oil Boiler COMPARE	21kw	90.8%	2 years	£2330	COMPARE
Grant VortexBlue Internal 26kW Combi Oil Boiler COMPARE	26kw	91.7%	2 years	£1500	COMPARE
Grant VortexBlue Internal 36kW Combi Oil Boiler COMPARE	36kw	94.5%	2 years	£2500	COMPARE
Grant VortexBlue External 21kW Combi Oil Boiler COMPARE	21kw	90.8%	2 years	£2185	COMPARE
Grant VortexBlue External 26kW Combi Oil Boiler COMPARE	26kw	91.7%	2 years	£2325	COMPARE
Grant VortexBlue External 36kW Combi Oil Boiler COMPARE	36kw	94.5%	2 years	£3105	COMPARE
Grant Vortex Pro Internal Combi 21kW Oil Boiler COMPARE	21kw	90.8%	2 years	£2175	COMPARE
Grant Vortex Pro Internal Combi 26kW Oil Boiler COMPARE	26kw	89.5%	2 years	£2340	COMPARE
Grant Vortex Pro Internal Combi 36kW Oil Boiler COMPARE	26kw	94.5%	2 years	£2985	COMPARE
Grant Vortex Pro Combi XS Compact 26kW Oil Boiler COMPARE	26kw	90%	2 years	£2325	COMPARE
Grant Vortex Pro Combi External 21kW Oil Boiler COMPARE	21kw	90.8%	2 years	£2185	COMPARE
Grant Vortex Pro Combi External 26kW Oil Boiler COMPARE	26kw	91.7%	2 years	£2295	COMPARE
Grant Vortex Pro Combi External 36kW Oil Boiler COMPARE	36kw	94.5%	2 years	£1875	COMPARE

Ideal

Boiler Model	kW	Efficiency	Warranty	Typical Price
Ideal Vogue 40kW Combi Gas Boiler COMPARE	26kw	89.10%	7 years	£1210	COMPARE
Ideal Logic Code Combi ES 26kW Gas Boiler COMPARE	26kw	89.00%	2 years	£1110	COMPARE
Ideal Logic Combi 24kW Gas Boiler COMPARE	24kw	94%	2 years	£775	COMPARE
Ideal Logic Combi 30kW Gas Boiler COMPARE	30kw	94%	2 years	£950	COMPARE
Ideal Logic Combi 35kW Gas Boiler COMPARE	35kw	94%	2 years	£955	COMPARE
Ideal Logic Combi ESP1 24kW Gas Boiler COMPARE	24kw	94%	2 years	£770	COMPARE
Ideal Logic Combi ESP1 30kW Gas Boiler COMPARE	30kw	94%	2 years	£714	COMPARE
Ideal Logic Combi ESP1 35kW Gas Boiler COMPARE	35kw	94%	2 years	£765	COMPARE
Ideal Logic Plus Combi 30kW Gas Boiler COMPARE	30kw	94%	7 years	£845	COMPARE
Ideal Logic Plus Combi 35kW Gas Boiler COMPARE	35kw	94%	7 years	£995	COMPARE
Ideal Logic Plus Combi 24kW Gas Boiler COMPARE	24kw	94%	7 years	£740	COMPARE
Ideal Logic Code Combi ES 33kW Gas Boiler COMPARE	33kw	91%	10 years	£1480	COMPARE
Ideal Logic Code Combi ES 38kW Gas Boiler COMPARE	38kw	91%	10 years	£1500	COMPARE
Ideal Vogue GEN2 C26 Combi Gas Boiler COMPARE	26kw	89.2%	10 years	£995	COMPARE
Ideal Vogue GEN2 C32 Combi Gas Boiler COMPARE	32kw	89.3%	10 years	£1100	COMPARE
Ideal Vogue GEN2 C40 Combi Gas Boiler COMPARE	40kw	89.2%	10 years	£1180	COMPARE
Ideal Vogue Max 26kW Combi Gas Boiler COMPARE	26kw	93%	10 years	£1015	COMPARE
Ideal Vogue Max 32kW Combi Gas Boiler COMPARE	32kw	93%	10 years	£1125	COMPARE
Ideal Vogue Max 40kW Combi Gas Boiler COMPARE	40kw	93%	10 years	£1248	COMPARE
Ideal Logic Max 24kW Combi Gas Boiler COMPARE	24kw	94%	10 years	£894	COMPARE
Ideal Logic Max 30kW Combi Gas Boiler COMPARE	30kw	94%	10 years	£980	COMPARE
Ideal Logic Max 35kW Combi Gas Boiler COMPARE	35kw	94%	10 years	£1077	COMPARE

Intergas

Boiler Model	kW	Efficiency	Warranty	Typical Price
Intergas Combi Compact HRE 28/24 Gas Boiler COMPARE	23kw	88.8%	7 years	£885	COMPARE
Intergas Combi Compact HRE 36/30kW Gas Boiler COMPARE	27kw	89.1%	7 years	£995	COMPARE
Intergas Combi Compact HRE 36/40 Gas Boiler COMPARE	41kw	88.8%	7 years	£1020	COMPARE
Intergas Rapid 25kW Combi Gas Boiler COMPARE	25kw	89%	3 years	£625	COMPARE
Intergas Rapid 32kW Combi Gas Boiler COMPARE	32kw	88.9%	3 years	£665	COMPARE
Intergas Combi Compact ECO RF 24kW Gas Boiler COMPARE	24kw	88.8%	10 years	£1100	COMPARE
Intergas Combi Compact ECO RF 30 Gas Boiler COMPARE	23kw	88.8%	10 years	£1155	COMPARE
Intergas Combi Compact ECO RF 36kW Gas Boiler COMPARE	27kw	89.1%	10 years	£990	COMPARE
Intergas Combi Compact HRE 24/18 Gas Boiler COMPARE	17kw	88.8%	7 years	£775	COMPARE
Intergas Rapid 25kW Plus Combi Gas Boiler COMPARE	25kw	93%	6 years	£590	COMPARE
Intergas Rapid 32kW Plus Combi Gas Boiler COMPARE	32kw	93%	6 years	£645	COMPARE
Intergas Xtreme 24kW Combi Gas Boiler COMPARE	24kw	93%	5 years	£0	COMPARE
Intergas Xtreme 30kW Combi Gas Boiler COMPARE	30kw	93%	5 years	£0	COMPARE
Intergas Xtreme 36kW Combi Gas Boiler COMPARE	36kw	93%	5 years	£0	COMPARE
Intergas Xclusive 24kW Combi Gas Boiler COMPARE	24kw	87%	10 years	£0	COMPARE
Intergas Xclusive 30kW Combi Gas Boiler COMPARE	30kw	89%	10 years	£0	COMPARE
Intergas Xclusive 36kW Combi Gas Boiler COMPARE	36kw	89%	10 years	£0	COMPARE

Johnson and Starley

Boiler Model	kW	Efficiency	Warranty	Typical Price
Johnson and Starley QuanTec HR 28c Combi 28kW Gas Boiler COMPARE	28kw	89.3%	8 years	£0	COMPARE
Johnson and Starley QuanTec 24c Combi 24kW Gas Boiler COMPARE	24kw	89.6%	8 years	£0	COMPARE
Johnson and Starley QuanTec 30c Combi 28kW Gas Boiler COMPARE	30kw	89.5%	8 years	£0	COMPARE

Keston

Boiler Model	kW	Efficiency	Warranty	Typical Price
Keston C30 30kW Combi Gas Boiler COMPARE	30kw	89.6%	7 years	£1140	COMPARE
Keston C35 35kW Combi Gas Boiler COMPARE	35kw	89.6%	7 years	£1180	COMPARE

Main

Boiler Model	kW	Efficiency	Warranty	Typical Price
Main Combi Eco Elite 25kW Gas Boiler COMPARE	25kw	89%	5 years	£590	COMPARE
Main Combi Eco Elite 30kW Gas Boiler COMPARE	30kw	88.7%	5 years	£670	COMPARE
Main Eco Compact 25kW Combi Gas Boiler COMPARE	25kw	93%	5 years	£620	COMPARE
Main Eco Compact 30kW Combi Gas Boiler COMPARE	30kw	93%	5 years	£710	COMPARE

Mistral

Boiler Model	kW	Efficiency	Warranty	Typical Price
Mistral Combi Standard CC1 20kW Oil Boiler COMPARE	20kw	92%	2 yr. parts - 5 yr. heat exch	£1920	COMPARE
Mistral Combi Standard CC2 26kW Oil Boiler COMPARE	26kw	92%	2 yr. parts - 5 yr. heat exch	£1980	COMPARE
Mistral Combi Standard CC3 35kW Oil Boiler COMPARE	35kw	92%	2 yr. parts - 5 yr. heat exch	£2160	COMPARE
Mistral Combi Plus CC4+ 41kW Oil Boiler COMPARE	41kw	92%	2 yr. parts - 5 yr. heat exch	£2700	COMPARE
Mistral Mega Combi Plus CMC5+ 50kW Oil Boiler COMPARE	50kw	90%	2 yr. parts - 5 yr. heat exch	£3660	COMPARE
Mistral Mega Combi Plus CMC7+ 68kW Oil Boiler COMPARE	70kw	90%	2 yr. parts - 5 yr. heat exch	£4020	COMPARE
Mistral Mega Combi Plus CMC6+ 58kW Oil Boiler COMPARE	58kw	90%	5 years	£3840	COMPARE
Mistral Combi Standard C1 20kW Oil Boiler COMPARE	20kw	87%	2 yr. parts - 5 yr. heat exch	£1800	COMPARE
Mistral Combi Standard C2 26kW Combi Oil Boiler COMPARE	26kw	87%	5 years	£1860	COMPARE
Mistral Combi Standard C3 35kW Oil Boiler COMPARE	35kw	87%	2 yr. parts - 5 yr. heat exch	£1950	COMPARE
Mistral Combi Standard CC4 41kW Oil Boiler COMPARE	41kw	92%	2 yr. parts - 5 yr. heat exch	£2400	COMPARE
Mistral Mega Combi Standard CMC6 58kW Oil Boiler COMPARE	58kw	90%	2 yr. parts - 5 yr. heat exch	£3540	COMPARE
Mistral Combi Standard C4 41kW Oil Boiler COMPARE	41kw	87%	2 yr. parts - 5 yr. heat exch	£2160	COMPARE
Mistral Mega Combi Standard MC5 50kW Oil Boiler COMPARE	50kw	86%	2 yr. parts - 5 yr. heat exch	£2880	COMPARE
Mistral Mega Combi Standard MC6 58kW Oil Boiler COMPARE	58kw	86%	2 yr. parts - 5 yr. heat exch	£3120	COMPARE
Mistral Mega Combi Stard MC7 68kW Oil Boiler COMPARE	68kw	86%	2 yr. parts - 5 yr. heat exch	£3240	COMPARE
Mistral Combi Plus C1+ 20kW Oil Boiler COMPARE	20kw	87%	2 yr. parts - 5 yr. heat exch	£2100	COMPARE
Mistral Combi Plus C2+ 26kW Oil Boiler COMPARE	26kw	87%	2 yr. parts - 5 yr. heat exch	£2160	COMPARE
Mistral Combi Plus C3+ 35kW Oil Boiler COMPARE	35kw	87%	2 yr. parts - 5 yr. heat exch	£2250	COMPARE
Mistral Combi Plus C4+ 41kW Oil Boiler COMPARE	41kw	87%	2 yr. parts - 5 yr. heat exch	£2520	COMPARE
Mistral Mega Combi Plus MC5+ 50kW Oil Boiler COMPARE	50kw	86%	2 yr. parts - 5 yr. heat exch	£2880	COMPARE
Mistral Mega Combi Plus MC6+ 58kW Oil Boiler COMPARE	58kw	86%	2 yr. parts - 5 yr. heat exch	£3420	COMPARE
Mistral Mega Combi Plus MC7+ 68kW Oil Boiler COMPARE	58kw	86%	2 yr. parts - 5 yr. heat exch	£3540	COMPARE
Mistral Mega Combi Standard CMC7 68kW Oil Boiler COMPARE	68kw	90%	2 yr. parts - 5 yr. heat exch	£3720	COMPARE
Mistral Outdoor Combi Standard ODC1 20kW Oil Boiler COMPARE	20kw	87%	2 yr. parts - 5 yr. heat exch	£1980	COMPARE
Mistral Outdoor Combi Standard ODC2 26kW Oil Boiler COMPARE	26kw	87%	2 yr. parts - 5 yr. heat exch	£2040	COMPARE
Mistral Outdoor Combi Standard ODC3 35kW Oil Boiler COMPARE	35kw	87%	2 yr. parts - 5 yr. heat exch	£2160	COMPARE
Mistral Outdoor Combi Standard ODC4 41kW Oil Boiler COMPARE	41kw	87%	2 yr. parts - 5 yr. heat exch	£2340	COMPARE
Mistral Outdoor Mega Combi Standard ODMC5 50kW Oil Boiler COMPARE	50kw	86%	2 yr. parts - 5 yr. heat exch	£3120	COMPARE
Mistral Outdoor Mega Combi Standard ODMC6 58kW Oil Boiler COMPARE	58kw	86%	2 yr. parts - 5 yr. heat exch	£3300	COMPARE
Mistral Outdoor Mega Combi Standard ODMC7 68kW Oil Boiler COMPARE	68kw	86%	2 yr. parts - 5 yr. heat exch	£3480	COMPARE
Mistral Outdoor Combi+ ODC1 Plus 20kW Oil Boiler COMPARE	20kw	87%	2 yr. parts - 5 yr. heat exch	£2220	COMPARE
Mistral Outdoor Combi Plus ODC2+ 26kW Oil Boiler COMPARE	26kw	87%	2 yr. parts - 5 yr. heat exch	£2280	COMPARE
Mistral Outdoor Combi Plus ODC3+ 35kW Oil Boiler COMPARE	35kw	87%	2 yr. parts - 5 yr. heat exch	£3800	COMPARE
Mistral Outdoor Combi Plus ODC4+ 41kW Oil Boiler COMPARE	41kw	87%	2 yr. parts - 5 yr. heat exch	£2580	COMPARE
Mistral Outdoor Mega Combi Plus ODMC5 50kW Oil Boiler COMPARE	50kw	86%	2 yr. parts - 5 yr. heat exch	£3300	COMPARE
Mistral Outdoor Mega Combi Plus ODMC6 58kW Oil Boiler COMPARE	58kw	86%	2 yr. parts - 5 yr. heat exch	£3540	COMPARE
Mistral Outdoor Combi Standard CODC1 20kW Oil Boiler COMPARE	20kw	92%	2 yr. parts - 5 yr. heat exch	£2040	COMPARE
Mistral Outdoor Combi Standard CODC2 26kW Oil Boiler COMPARE	26kw	92%	2 yr. parts - 5 yr. heat exch	£2160	COMPARE
Mistral Outdoor Combi Standard CODC3 35kW Oil Boiler COMPARE	35kw	92%	2 yr. parts - 5 yr. heat exch	£2700	COMPARE
Mistral Outdoor Mega Combi Standard CODMC5 50kW Oil Boiler COMPARE	50kw	90%	2 yr. parts - 5 yr. heat exch	£3540	COMPARE
Mistral Outdoor Mega Combi Standard CODMC6 58kW Oil Boiler COMPARE	58kw	90%	2 yr. parts - 5 yr. heat exch	£3870	COMPARE
Mistral Outdoor Mega Combi Standard CODMC7 68kW Oil Boiler COMPARE	68kw	90%	2 yr. parts - 5 yr. heat exch	£4176	COMPARE
Mistral Outdoor Combi Plus CODC1+ 20kW Oil Boiler COMPARE	20kw	92%	2 yr. parts - 5 yr. heat exch	£2460	COMPARE
Mistral Outdoor Combi Plus CODC2+ 26kW Oil Boiler COMPARE	26kw	92%	2 yr. parts - 5 yr. heat exch	£2580	COMPARE
Mistral Outdoor Combi Plus CODC3+ 35kW Oil Boiler COMPARE	35kw	92%	2 yr. parts - 5 yr. heat exch	£2700	COMPARE
Mistral Outdoor Combi Plus CODC4+ 41kW Oil Boiler COMPARE	41kw	92%	2 yr. parts - 5 yr. heat exch	£3000	COMPARE
Mistral Outdoor Mega Combi Plus CODMC5 50kW Oil Boiler COMPARE	50kw	90%	2 yr. parts - 5 yr. heat exch	£3960	COMPARE
Mistral Outdoor Mega Combi Plus CODMC6 58kW Oil Boiler COMPARE	58kw	90%	2 yr. parts - 5 yr. heat exch	£4290	COMPARE
Mistral Outdoor Mega Combi Plus CODMC7 70kW Oil Boiler COMPARE	70kw	90%	2 yr. parts - 5 yr. heat exch	£4596	COMPARE
Mistral Mega Combi Standard CMC5 50kW Oil Boiler COMPARE	50kw	90%	2 yr. parts - 5 yr. heat exch	£3360	COMPARE
Mistral Combi Standard CC1 plus 20kW Oil Boiler COMPARE	20kw	92%	2 yr. parts - 5 yr. heat exch	£2220	COMPARE
Mistral Combi Standard CC2 plus 26kW Oil Boiler COMPARE	26kw	92%	2 yr. parts - 5 yr. heat exch	£2460	COMPARE
Mistral Combi Standard CC3 plus 35kW Oil Boiler COMPARE	35kw	92%	2 yr. parts - 5 yr. heat exch	£2460	COMPARE
Mistral Outdoor Combi Standard CODC4 41kW Oil Boiler COMPARE	41kw	92%	2 yr. parts - 5 yr. heat exch	£2580	COMPARE
Mistral Outdoor Sealed System OD SS3 35kW Oil Boiler COMPARE	35kw	87%	2 yr. parts - 5 yr. heat exch	£1710	COMPARE

Navien

Boiler Model	kW	Efficiency	Warranty	Typical Price
Navien NCB 24kW Combi Gas Boiler COMPARE	24kw	92%	7 years	£0	COMPARE
Navien NCB 28kW Combi Gas Boiler COMPARE	28kw	93%	7 years	£0	COMPARE
Navien NCB 34kW Combi Gas Boiler COMPARE	34kw	93%	7 years	£0	COMPARE
Navien NCB 40kW Combi Gas Boiler COMPARE	40kw	93%	7 years	£0	COMPARE

Potterton

Boiler Model	kW	Efficiency	Warranty	Typical Price
Potterton Titanium 24kW Combi Gas Boiler COMPARE	24kw	91.10%	7 years	£795	COMPARE
Potterton Gold Combi 24kW Gas Boiler COMPARE	24kw	91.1%	2 years	£625	COMPARE
Potterton Heatmax Combi HE 24kW Gas Boiler COMPARE	24kw	91.10%	2 years	£580	COMPARE
Potterton Performa Combi HE 30kW Combi Gas Boiler COMPARE	30kw	86.40%	1 year	£810	COMPARE
Potterton Promax 24kW Combi Gas Boiler COMPARE	24kw	89%	2 years	£1065	COMPARE
Potterton Promax 28kW Combi Gas Boiler COMPARE	28kw	89%	2 years	£910	COMPARE
Potterton Promax 33kW Combi Gas Boiler COMPARE	33kw	89%	2 years	£1100	COMPARE
Potterton Promax Ultra 24kW Combi Gas Boiler COMPARE	24kw	89.1%	2 years	£1100	COMPARE
Potterton Promax Ultra 28kW Combi Gas Boiler COMPARE	28kw	89.1%	2 years	£950	COMPARE
Potterton Promax Ultra 33kW Combi Gas Boiler COMPARE	33kw	89.1%	2 years	£1490	COMPARE
Potterton Promax Ultra 40kW Combi Gas Boiler COMPARE	40kw	89.1%	2 years	£1420	COMPARE
Potterton Titanium 28kW Combi Gas Boiler COMPARE	28kw	91.1%	7 years	£835	COMPARE
Potterton Titanium 33kW Combi Gas Boiler COMPARE	33kw	91.1%	7 years	£925	COMPARE
Potterton Titanium 40kW Combi Gas Boiler COMPARE	40kw	91.1%	7 years	£935	COMPARE
Potterton Gold Combi 28kW Gas Boiler COMPARE	28kw	89%	2 years	£705	COMPARE
Potterton Gold Combi 33kW Gas Boiler COMPARE	33kw	89%	2 years	£825	COMPARE
Potterton Heatmax Combi HE 28kW Gas Boiler COMPARE	28kw	91.1%	2 years	£694	COMPARE
Potterton Heatmax Combi HE 33kW Gas Boiler COMPARE	33kw	91.1%	2 years	£806	COMPARE
Potterton Performa Combi HE 24kW Combi Gas Boiler COMPARE	30kw	86%	1 year	£590	COMPARE
Potterton Assure 25kW Combi Gas Boiler COMPARE	25kw	93%	2 years	£620	COMPARE
Potterton Assure 30kW Combi Gas Boiler COMPARE	30kw	93%	2 years	£732	COMPARE
Potterton Assure 36kW Combi Gas Boiler COMPARE	36kw	93%	2 years	£0	COMPARE

Ravenheat

Boiler Model	kW	Efficiency	Warranty	Typical Price
Ravenheat CSI 120 32kW Combi Gas Boiler COMPARE	32kw	90.6%	3 years	£1905	COMPARE
Ravenheat CSI 150 28kW Combi Gas Boiler COMPARE	28kw	88.90%	3 years	£985	COMPARE
Ravenheat CSI 85 Combi Gas Boiler COMPARE	22.3kw	86.9%	3 years	£590	COMPARE
Ravenheat WH80 25kW Combi Gas Boiler COMPARE	25kw	90.3%	5 years	£525	COMPARE
Ravenheat WH90 30kW Combi Gas Boiler COMPARE	25kw	90.3%	5 years	£525	COMPARE
Ravenheat WH100 Combi Gas Boiler COMPARE	26kw	90.3%	5 years	£599	COMPARE
Ravenheat WH130 29kW Combi Gas Boiler COMPARE	29kw	90.3%	5 years	£643	COMPARE
Ravenheat CSI Primary AAA 25kW Combi Gas Boiler COMPARE	25kw	90.1%	3 years	£645	COMPARE
Ravenheat CSI 120 25kW Combi Gas Boiler COMPARE	25kw	92%	3 years	£550	COMPARE
Ravenheat CSI 150 Combi Gas Boiler COMPARE	28kw	90.6%	3 years	£603	COMPARE
Ravenheat Combi Plus 32kW Gas Boiler COMPARE	32kw	90.7%	3 years	£1905	COMPARE
Ravenheat Combi Plus 42kW Gas Boiler COMPARE	42kw	90.37	3 years	£1519	COMPARE
Ravenheat Combi Store 32kW Gas Boiler COMPARE	32kw	90.7%	3 years	£1314	COMPARE
Ravenheat Combi Store 42kW Gas Boiler COMPARE	42kw	90.7%	3 years	£1558	COMPARE
Ravenheat HE 42 42kW Combi Gas Boiler COMPARE	42kw	90.6%	3 years	£1444	COMPARE
Ravenheat HE80 25kW Combi Gas Boiler COMPARE	25kw	90.3%	5 years	£957	COMPARE
Ravenheat HE98 30kW Combi Gas Boiler COMPARE	30kw	90.3%	5 years	£800	COMPARE
Ravenheat CS80 25kW Combi Gas Boiler COMPARE	25kw	90.3%	2 years	£545	COMPARE
Ravenheat CS90 30kW Combi Gas Boiler COMPARE	30kw	90.3%	2 years	£593	COMPARE
Ravenheat HE98S 30kW Combi Gas Boiler COMPARE	31kw	88.9%	5 year	£750	COMPARE
Ravenheat HE30S 31kW Combi Gas Boiler COMPARE	31kw	92%	7 years	£0	COMPARE

Vaillant

Boiler Model	kW	Efficiency	Warranty	Typical Price
Vaillant ecoTEC plus 825 Combi Gas Boiler COMPARE	25kw	89.3%	5 years	£1025	COMPARE
Vaillant ecoTEC exclusive 832 Combi Gas Boiler COMPARE	32kw	89.3%	3 years	£1200	COMPARE
Vaillant ecoTEC Pro 28 kW Combi Gas Boiler COMPARE	28kw	89.3%	2 years	£990	COMPARE
Vaillant ecoTec plus 937 Combi Gas Boiler COMPARE	37kw	89.3.%	5 years	£1500	COMPARE
Vaillant EcoTEC Exclusive 32kW Combi Gas Boiler COMPARE	32kw	89.8%	5 years	£1395	COMPARE
Vaillant EcoTEC Exclusive Green IQ 835 Combi Gas Boiler COMPARE	35kw	94%	5 years	£1195	COMPARE
Vaillant ecoTEC Pro 30kW combi Gas boiler COMPARE	30kw	89.3%	2 years	£950	COMPARE
Vaillant EcoFIt sustain 825 Combi Gas Boiler COMPARE	25kw	89.3%	5 years	£1250	COMPARE
Vaillant EcoFIt sustain 830 Combi Gas Boiler COMPARE	30kw	89.3%	5 years	£1500	COMPARE
Vaillant EcoFIt sustain 835 Combi Gas Boiler COMPARE	35kw	89.3%	5 years	£1094	COMPARE
Vaillant ecoTEC plus 832 Combi Gas Boiler COMPARE	32kw	89.3%	5 years	£1125	COMPARE
Vaillant ecoTEC plus 835 Combi Gas Boiler COMPARE	35kw	89.3%	5 years	£1275	COMPARE
Vaillant ecoTEC plus 838 Combi Gas Boiler COMPARE	38kw	89.3%	5 years	£1355	COMPARE
Vaillant ecoTEC Pro 24 kW Combi Gas Boiler COMPARE	24kw	89.3%	5 years	£955	COMPARE
Vaillant EcoTEC Exclusive Green IQ 843 Combi Gas Boiler COMPARE	43kw	94%	5 years	£1600	COMPARE
Vaillant EcoFIT pure 825 Combi Gas Boiler COMPARE	25kw	89%	5 years	£875	COMPARE
Vaillant EcoFIT pure 830 Combi Gas Boiler COMPARE	30kw	89%	5 years	£955	COMPARE
Vaillant EcoFIT pure 835 Combi Gas Boiler COMPARE	35kw	89%	5 years	£1005	COMPARE
Vaillant EcoTEC plus 938 Combi Gas Boiler COMPARE	38kw	89.3%	5 years	£1275	COMPARE
Vaillant Home 25kW Combi Gas Boiler COMPARE	25kw	89.3%	2 years	£1525	COMPARE
Vaillant Home 30kW Combi Gas Boiler COMPARE	30kw	89.3%	2 years	£1025	COMPARE
Vaillant Home 35kW Combi Gas Boiler COMPARE	35kw	89.3%	2 years	£1050	COMPARE
Vaillant EcoTEC Plus 48kW System Gas Boiler COMPARE	48kw	94%	5 years	£2490	COMPARE

Viessmann

Boiler Model	kW	Efficiency	Warranty	Typical Price
Viessmann B1KC Vitodens 100-W 30kW Combi Gas Boiler COMPARE	30kw	88.9%	5 years	£1095	COMPARE
Viessmann B2KB Vitodens 200-W 26kW Combi Gas Boiler COMPARE	26kw	89%	3 - 5 years	£1445	COMPARE
Viessmann BPJD Vitodens 050-W 29kW Combi Gas Boiler COMPARE	29kw	89%	3 years	£865	COMPARE
Viessmann B1LD Vitodens 111-W 26kW Combi Gas Boiler COMPARE	26kw	89.5%	5 years	£1550	COMPARE
Viessmann B2TB Vitodens 222-F 19kW Storage Combi Gas Boiler COMPARE	19kw	89.3%	3 - 5 years	£2560	COMPARE
Viessmann B2UB Vitodens 242-F 19kW Storage Combi Gas Boiler COMPARE	19kw	89.3%	2 years	£2700	COMPARE
Viessmann BPJD Vitodens 050-W 35kW Combi Gas Boiler COMPARE	35kw	89%	3 years	£910	COMPARE
Viessmann B1KC Vitodens 100-W 19kW Combi Gas Boiler COMPARE	19kw	89.2%	5 years	£950	COMPARE
Viessmann B1KC Vitodens 100-W 26kW Combi Gas Boiler COMPARE	26kw	89.1%	5 years	£1125	COMPARE
Viessmann B1KC Vitodens 100-W 35kW Combi Gas Boiler COMPARE	35kw	89.3%	5 years	£1175	COMPARE
Viessmann B1LD Vitodens 111-W 35kW Combi Gas Boiler COMPARE	35kw	89.5%	5 years	£1590	COMPARE
Viessmann B2KB Vitodens 200-W 30kW Combi Gas Boiler COMPARE	30kw	89%	3 - 5 years	£1565	COMPARE
Viessmann B2KB Vitodens 200-W 35kW Combi Gas Boiler COMPARE	35kw	89.1%	3 - 5 years	£1425	COMPARE
Viessmann B2TB Vitodens 222-F 26kW Storage Combi Gas Boiler COMPARE	26kw	89.4%	3 - 5 years	£2700	COMPARE
Viessmann B2TB Vitodens 222-F 35kW Storage Combi Gas Boiler COMPARE	35kw	89.5%	3 - 5 years	£2975	COMPARE
Viessmann B2UB Vitodens 242-F 26kW Storage Combi Gas Boiler COMPARE	26kw	89.3%	2 years	£2975	COMPARE

Vokera

Boiler Model	kW	Efficiency	Warranty	Typical Price
Vokera Unica i28kW Combi Gas Boiler COMPARE	28kw	89.6%	2 years	£750	COMPARE
Vokera Linea One 38kW Combi Gas Boiler COMPARE	38kw	93%	5 year	£1105	COMPARE
Vokera Vision 25c Combi Gas Boiler COMPARE	25kw	89.1%	5-7 years	£630	COMPARE
Vokera Unica i32kW Combi Gas Boiler COMPARE	32kw	89.6%	5 years	£825	COMPARE
Vokera Unica i36kW Combi Gas Boiler COMPARE	36kw	89.2%	5 year	£920	COMPARE
Vokera Vision 30c Combi Gas Boiler COMPARE	30kw	89%	5-7 years	£691	COMPARE
Vokera Compact 25A Combi Gas Boiler COMPARE	25kw	89.1%	2 years	£545	COMPARE
Vokera Compact 29A Combi Gas Boiler COMPARE	29kw	89%	2 years	£615	COMPARE
Vokera Evolve C 24kW Combi Gas Boiler COMPARE	24kw	94%	7 years	£838	COMPARE
Vokera Evolve C 28kW Combi Gas Boiler COMPARE	28kw	94%	7 years	£874	COMPARE
Vokera Evolve C 32kW Combi Gas Boiler COMPARE	32kw	94%	7 years	£940	COMPARE
Vokera Evolve C 35kW Combi Gas Boiler COMPARE	35kw	94%	7 years	£980	COMPARE
Vokera Evolve C 42kW Combi Gas Boiler COMPARE	42kw	94%	7 years	£1020	COMPARE

Warmflow

Boiler Model	kW	Efficiency	Warranty	Typical Price
Warmflow Kabin-Pak Combi KC70HEE 21kW Oil Boiler COMPARE	21kw	89.1%	2 years	£1995	COMPARE
Warmflow Kabin Pak Combi KC90HEE 26kW Oil Boiler COMPARE	26kw	89.5%	2 years	£1975	COMPARE
Warmflow Kabin Pak KC120HEE Combi 33kW Oil Boiler COMPARE	33kw	89.1%	2 years	£2200	COMPARE
Warmflow Utility UC70HEE Combi 21kW Oil Boiler COMPARE	21kw	89.1%	5 years	£1345	COMPARE
Warmflow Utility Combi UC90HEE 26kW Oil Boiler COMPARE	26kw	89.1%	5 years	£1400	COMPARE
Warmflow Utility UC120HEE Combi 33kW Oil Boiler COMPARE	33kw	89.1%	5 years	£1990	COMPARE

Warmhaus

Boiler Model	kW	Efficiency	Warranty	Typical Price
Warmhaus Enerwa 31kW Combi Gas Boiler COMPARE	31kw	91%	2 years	£0	COMPARE
Warmhaus Enerwa 35kW Combi Gas Boiler COMPARE	35kw	91%	2 years	£0	COMPARE
Warmhaus Enerwa 40kW Combi Gas Boiler COMPARE	40kw	91%	2 years	£0	COMPARE
Warmhaus Enerwa Plus 31kW Combi Gas Boiler COMPARE	31kw	91%	2 years	£0	COMPARE
Warmhaus Enerwa Plus 35kW Combi Gas Boiler COMPARE	35kw	91%	2 years	£0	COMPARE
Warmhaus Enerwa Plus 40kW Combi Gas Boiler COMPARE	40kw	91%	2 years	£0	COMPARE
Warmhaus Priwa 31kW Combi Gas Boiler COMPARE	31kw	90%	2 years	£0	COMPARE
Warmhaus Priwa 35kW Combi Gas Boiler COMPARE	35kw	90%	2 years	£0	COMPARE
Warmhaus Priwa 40kW Combi Gas Boiler COMPARE	40kw	90%	2 years	£0	COMPARE
Warmhaus Priwa Plus 31kW Combi Gas Boiler COMPARE	31kw	90%	2 years	£0	COMPARE
Warmhaus Priwa Plus 35kW Combi Gas Boiler COMPARE	35kw	90%	2 years	£0	COMPARE
Warmhaus Priwa Plus 40kW Combi Gas Boiler COMPARE	40kw	90%	2 years	£0	COMPARE

Worcester Bosch

Boiler Model	kW	Efficiency	Warranty	Typical Price
Worcester Bosch Greenstar 27CDi Combi Gas Boiler COMPARE	27kw	90.3	5 years	£1700	COMPARE
Worcester Bosch Greenstar 37CDi Combi Gas Boiler COMPARE	32kw	90.1	5 years	£1282	COMPARE
Worcester Bosch Greenstar 30CDi Combi Gas Boiler COMPARE	30kw	90.1	5 years	£1127	COMPARE
Worcester Bosch Greenstar 42CDi Combi Gas Boiler COMPARE	42kw	90.1	5 years	£1769	COMPARE
Worcester Bosch Greenstar Heatslave External 32 Combi Oil Boiler COMPARE	32kw	90.3	5 years	£2564	COMPARE
Worcester Bosch Greenstar 24i Junior Combi Gas Boiler COMPARE	24kw	89.10%	2 years	£800	COMPARE
Worcester Bosch Greenstar 42CDi Classic Combi Gas Boiler COMPARE	42kw	92%	2 years	£1600	COMPARE
Worcester Bosch Greenstar 34CDi Classic Combi Gas Boiler COMPARE	34kw	92%	2 years	£1169	COMPARE
Worcester Bosch Greenstar 38CDi Classic Combi Gas Boiler COMPARE	38kw	92%	2 years	£1331	COMPARE
Worcester Bosch Greenstar 28CDi Compact Combi Gas Boiler COMPARE	28kw	92%	2 years	£1041	COMPARE
Worcester Bosch Greenstar 29CDi Classic Combi Gas Boiler COMPARE	29kw	89.10%	2 years	£1116	COMPARE
Worcester Bosch Greenstar 32CDi Compact Combi Gas Boiler COMPARE	32kw	92%	2 years	£1136	COMPARE
Worcester Bosch Greenstar Highflow 550CDi Combi Gas Boiler COMPARE	30kw	92%	2 years	£2515	COMPARE
Worcester Bosch Greenstar Highflow 440CDi Combi Gas Boiler COMPARE	29kw	92%	2 years	£2081	COMPARE
Worcester Bosch Greenstar 30Si Compact Combi Gas Boiler COMPARE	30kw	94%	2 years	£1069	COMPARE
Worcester Bosch Greenstar 25Si Compact Combi Gas Boiler COMPARE	25kw	94%	2 years	£1016	COMPARE
Worcester Bosch Greenstar Heatslave II 18 Combi Oil Boiler COMPARE	18 kw	91%	2 years	£2196	COMPARE
Worcester Bosch Greenstar 28i Junior Combi Gas Boiler COMPARE	28kw	89.10%	2 years	£900	COMPARE
Worcester Bosch Greenstar 36CDi Compact Combi Gas Boiler COMPARE	36kw	94%	5 years	£1250	COMPARE
Worcester Bosch Greenstar 25i Combi Gas Boiler COMPARE	25kw	94%	5 years	£895	COMPARE
Worcester Bosch Greenstar 30i Combi Gas Boiler COMPARE	30kw	94%	5 years	£1075	COMPARE
Worcester Bosch Greenstar Heatslave II 25 Combi Oil Boiler COMPARE	25kw	90%	2 years	£2395	COMPARE
Worcester Bosch Greenstar Heatslave II 32 Combi Oil Boiler COMPARE	32kw	91%	2 years	£2350	COMPARE
Worcester Bosch Greenstar Heatslave II External 25 Combi Oil Boiler COMPARE	25kw	90%	2 years	£2200	COMPARE
Worcester Bosch Greenstar Heatslave II External 32 Combi Oil Boiler COMPARE	32kw	91%	2 years	£2240	COMPARE
Worcester Bosch Greenstar Heatslave II External 18kW Combi Oil Boiler COMPARE	18kw	91%	2 years	£2425	COMPARE
Worcester Bosch Greenstar 8000 Style 30kW Combi Gas Boiler COMPARE	30kw	94%	5 years	£0	COMPARE
Worcester Bosch Greenstar 8000 Style 40kW Combi Gas Boiler COMPARE	40kw	94%	5 years	£0	COMPARE
Worcester Bosch Greenstar 8000 Style 45kW Combi Gas Boiler COMPARE	45kw	94%	5 years	£0	COMPARE
Worcester Bosch Greenstar 8000 Style 50kW Combi Gas Boiler COMPARE	50kw	94%	5 years	£0	COMPARE
Worcester Bosch Greenstar 8000 Style 35kW Combi Gas Boiler COMPARE	35kw	94%	5 years	£0	COMPARE
Worcester Bosch Greenstar 8000 Life 30kW Combi Gas Boiler COMPARE	30kw	94%	5 years	£0	COMPARE
Worcester Bosch Greenstar 8000 Life 35kW Combi Gas Boiler COMPARE	35kw	94%	5 years	£0	COMPARE
Worcester Bosch Greenstar 8000 Life 40kW Combi Gas Boiler COMPARE	40kw	94%	5 years	£0	COMPARE
Worcester Bosch Greenstar 8000 Life 45kW Combi Gas Boiler COMPARE	45kw	94%	5 years	£0	COMPARE
Worcester Bosch Greenstar 8000 Life 50kW Combi Gas Boiler COMPARE	50kw	94%	5 years	£0	COMPARE

Zanussi

Boiler Model	kW	Efficiency	Warranty	Typical Price
Zanussi Ultra Combi 30kW Gas Boiler COMPARE	30kw	89%	2 - 10 years	£0	COMPARE
Zanussi Ultra Combi 35kW Gas Boiler COMPARE	35kw	91%	2 - 10 years	£0	COMPARE

What work do you require?

Compare Combi Boilers

You can select up to 4 boilers. Simply add your choices to compare.

Alpha

Ariston

ATAG

Baxi

Biasi

Daikin

Ferroli

Firebird

Glow-worm

Grant

Ideal

Intergas

Johnson and Starley

Keston

Main

Mistral

Navien

Potterton

Ravenheat

Vaillant

Viessmann

Vokera

Warmflow

Warmhaus

Worcester Bosch

Zanussi

Compare boilers

Try our boiler comparison tool

Need a new boiler?

Get FREE boiler quotes now!

Boiler Cost Calculator

Takes less than a minute

Need a boiler repair?

Get a FREE boiler repair quote!

Need a new boiler?

Get FREE no-obligation quotes now!

What work do you require?

Find approved boiler engineers in your area.

Begin your search by entering your postcode below.

Or select your region from the list and start your search

Who are Boiler Guide

Useful links

For tradespeople

Manufacturers

Cookie Policy

Find approved boiler engineers
in your area.