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(403)
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(309)
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Alpha
(22)
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(17)
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(7)
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(28)
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(12)
Daikin
(3)
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(17)
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(29)
Ideal
(22)
Intergas
(17)
Johnson and Starley
(3)
Keston
(2)
Main
(4)
Potterton
(22)
Ravenheat
(21)
Vaillant
(29)
Viessmann
(16)
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(13)
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(12)
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(27)
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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	£766	COMPARE
Alpha E-TEC 33kW Combi Gas Boiler COMPARE	33kw	89%	2 years	£895	COMPARE
Alpha EVOKE 28kW Combi Gas Boiler COMPARE	28kw	88.9%	5 years	£874	COMPARE
Alpha EVOKE 33kW Combi Gas Boiler COMPARE	33kw	89%	5 years	£958	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	£0	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	£1314	COMPARE
Ariston Clas Net One 30kW Combi Gas Boiler COMPARE	30kw	90%	12 years	£1410	COMPARE
Ariston Clas Net One 38kW Combi Gas Boiler COMPARE	38kw	90%	12 years	£1505	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	£739	COMPARE
Ariston E-Combi One 30kW Gas Boiler COMPARE	30kw	90%	2 years	£793	COMPARE

ATAG

Boiler Model	kW	Efficiency	Warranty	Typical Price
ATAG IC Economiser Plus 39kW Combi Gas Boiler COMPARE	39kw	89.7%	10 years	£0	COMPARE
ATAG IC Economiser Plus 35kW Combi Gas Boiler COMPARE	35kw	89.7%	10 years	£0	COMPARE
ATAG IC Economiser Plus 27kW Combi Gas Boiler COMPARE	27kw	89.7%	10 years	£0	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	£835	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	£1005	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	£1155	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	£755	COMPARE
Baxi Platinum Combi 28 Gas Boiler COMPARE	28kw	89%	10 years	£887	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	£1218	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	£975	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	£708	COMPARE
Baxi 128 Combi Gas Boiler COMPARE	28kw	89.1%	2 years	£1029	COMPARE
Baxi 224 Combi Gas Boiler COMPARE	24kw	89%	3 years	£609	COMPARE
Baxi 228 Combi Gas Boiler COMPARE	28kw	89%	3 years	£631	COMPARE
Baxi 424 Combi Gas Boiler COMPARE	24kw	89%	5 years	£662	COMPARE
Baxi 428 Combi Gas Boiler COMPARE	28kw	89%	5 years	£701	COMPARE
Baxi 624 Combi Gas Boiler COMPARE	24kw	89%	7 years	£719	COMPARE
Baxi 630 Combi Gas Boiler COMPARE	30kw	89%	7 years	£820	COMPARE
Baxi 636 Combi Gas Boiler COMPARE	36kw	89%	7 years	£0	COMPARE

Biasi

Boiler Model	kW	Efficiency	Warranty	Typical Price
Biasi Advance Plus Combi ErP 25kW Gas Boiler COMPARE	25kw	88.7%	5 years	£600	COMPARE
Biasi Inovia ErP 25kW Combi Gas Boiler COMPARE	25kw	88.7%	5 years	£665	COMPARE
Biasi Inovia Combi ErP 30kW Gas Boiler COMPARE	30kw	88.6%	5 years	£665	COMPARE
Biasi Inovia Combi ErP 35kW Gas Boiler COMPARE	35kw	88.6%	5 years	£480	COMPARE
Biasi Advance Plus ErP 30kW Combi Gas Boiler COMPARE	30kw	88.6%	5 years	£630	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

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	£550	COMPARE
Ferroli Modena 27c HE Combi Gas Boiler COMPARE	27kw	90.3%	5 years	£525	COMPARE
Ferroli Modena 38c HE Combi Gas Boiler COMPARE	38kw	90.3%	5 years	£680	COMPARE
Ferroli i25 Combi Gas Boiler COMPARE	24kw	96.5%	2 years	£399	COMPARE
Ferroli i29 Combi Gas Boiler COMPARE	27kw	96.5%	2 years	£425	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

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	£850	COMPARE
Glow-worm Energy Combi 30kW Gas Boiler COMPARE	30kw	89.2%	7 years	£750	COMPARE
Glow-worm Energy Combi 35kW Gas Boiler COMPARE	35kw	89.2%	7 years	£888	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	£640	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	£0	COMPARE
Glow-worm Ultimate3 35kw Combi Gas Boiler COMPARE	35kw	89.7%	10 years	£0	COMPARE
Glow-worm Easicom3 24kW Combi Gas Boiler COMPARE	24kw	89.6%	6 years	£0	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	£0	COMPARE
Glow-worm betacom4 30kW combi gas boiler COMPARE	30kw	89.2%	5 years	£0	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	£940	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	89%	7 years	£795	COMPARE
Ideal Logic Plus Combi 35kW Gas Boiler COMPARE	35kw	94%	7 years	£925	COMPARE
Ideal Logic Plus Combi 24kW Gas Boiler COMPARE	24kw	89%	7 years	£775	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	£1225	COMPARE
Ideal Vogue Max 26kW Combi Gas Boiler COMPARE	26kw	93%	10 years	£1047	COMPARE
Ideal Vogue Max 32kW Combi Gas Boiler COMPARE	32kw	93%	10 years	£1135	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	£950	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	£665	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	£1400	COMPARE
Intergas Combi Compact ECO RF 36kW Gas Boiler COMPARE	27kw	89.1%	10 years	£1085	COMPARE
Intergas Combi Compact HRE 24/18 Gas Boiler COMPARE	17kw	88.8%	7 years	£825	COMPARE
Intergas Rapid 25kW Plus Combi Gas Boiler COMPARE	25kw	93%	6 years	£765	COMPARE
Intergas Rapid 32kW Plus Combi Gas Boiler COMPARE	32kw	93%	6 years	£840	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	£685	COMPARE
Main Eco Compact 25kW Combi Gas Boiler COMPARE	25kw	93%	5 years	£0	COMPARE
Main Eco Compact 30kW Combi Gas Boiler COMPARE	30kw	93%	5 years	£0	COMPARE

Potterton

Boiler Model	kW	Efficiency	Warranty	Typical Price
Potterton Titanium 24kW Combi Gas Boiler COMPARE	24kw	91.10%	7 years	£775	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	£830	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	£895	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	£1261	COMPARE
Potterton Promax Ultra 40kW Combi Gas Boiler COMPARE	40kw	89.1%	2 years	£1180	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	£910	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	£590	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	£1075	COMPARE
Vaillant ecoTEC exclusive 832 Combi Gas Boiler COMPARE	32kw	89.3%	3 years	£1270	COMPARE
Vaillant ecoTEC Pro 28 kW Combi Gas Boiler COMPARE	28kw	89.3%	2 years	£1000	COMPARE
Vaillant ecoTec plus 937 Combi Gas Boiler COMPARE	37kw	89.3.%	5 years	£1400	COMPARE
Vaillant EcoTEC Exclusive 32kW Combi Gas Boiler COMPARE	32kw	89.8%	5 years	£1270	COMPARE
Vaillant EcoTEC Exclusive Green IQ 835 Combi Gas Boiler COMPARE	35kw	94%	5 years	£1485	COMPARE
Vaillant ecoTEC Pro 30kW combi Gas boiler COMPARE	30kw	89.3%	2 years	£1050	COMPARE
Vaillant EcoFIt sustain 825 Combi Gas Boiler COMPARE	25kw	89.3%	5 years	£875	COMPARE
Vaillant EcoFIt sustain 830 Combi Gas Boiler COMPARE	30kw	89.3%	5 years	£986	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	£1200	COMPARE
Vaillant ecoTEC plus 835 Combi Gas Boiler COMPARE	35kw	89.3%	5 years	£1250	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	£930	COMPARE
Vaillant EcoTEC Exclusive Green IQ 843 Combi Gas Boiler COMPARE	43kw	94%	5 years	£1750	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	£1050	COMPARE
Vaillant EcoFIT pure 835 Combi Gas Boiler COMPARE	35kw	89%	5 years	£1279	COMPARE
Vaillant EcoTEC plus 938 Combi Gas Boiler COMPARE	38kw	89.3%	5 years	£1510	COMPARE
Vaillant Home 25kW Combi Gas Boiler COMPARE	25kw	89.3%	2 years	£875	COMPARE
Vaillant Home 30kW Combi Gas Boiler COMPARE	30kw	89.3%	2 years	£1010	COMPARE
Vaillant Home 35kW Combi Gas Boiler COMPARE	35kw	89.3%	2 years	£1234	COMPARE
Vaillant EcoTEC Plus 48kW System Gas Boiler COMPARE	48kw	94%	5 years	£2520	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

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 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 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	£850	COMPARE
Worcester Bosch Greenstar 30i Combi Gas Boiler COMPARE	30kw	94%	5 years	£1100	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

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