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 trusted companies

The smarter way to find trustworthy heating engineers

What work do you require?

New Boiler

New Central Heating

Boiler Repair

Compare Regular Boilers

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

Filter boilers

Fuel type

Gas
(692)
Oil
(382)

Boiler type

Combi
(410)
Regular
(327)
System
(251)

Manufacturer

Alpha
(7)
Ariston
(1)
ATAG
(5)
Baxi
(22)
Biasi
(3)
Ferroli
(2)
Firebird
(69)
Glow-worm
(11)
Grant
(45)
Ideal
(28)
Intergas
(3)
Johnson and Starley
(2)
Keston
(2)
Main
(4)
Mistral
(46)
Potterton
(30)
Ravenheat
(1)
Vaillant
(23)
Viessmann
(5)
Vokera
(2)
Warmflow
(11)
Worcester Bosch
(31)

Clear search

Alpha

Boiler Model	kW	Efficiency	Warranty	Typical Price
Alpha CD24R Regular Gas Boiler COMPARE	24kw	88.6%	3 years	£825	COMPARE
Alpha CD13R Regular Gas Boiler COMPARE	13kw	88.5%	3 years	£675	COMPARE
Alpha CD18R Regular Gas Boiler COMPARE	18kw	88.4%	3 years	£763	COMPARE
Alpha E-Tec 15R 15kW Regular Gas Boiler COMPARE	15kw	93%	2 years	£0	COMPARE
Alpha E-Tec 20R 20kW Regular Gas Boiler COMPARE	20kw	93%	2 years	£0	COMPARE
Alpha E-Tec 25R 25kW Regular Gas Boiler COMPARE	25kw	93%	2 years	£0	COMPARE

Ariston

Boiler Model	kW	Efficiency	Warranty	Typical Price
Ariston CLAS HE 24kW Regular Gas Boiler COMPARE	24kw	90.3%	5 years	£795	COMPARE

ATAG

Boiler Model	kW	Efficiency	Warranty	Typical Price
ATAG IR40 40kW Regular Gas Boiler COMPARE	40kw	89.8%	10 years	£0	COMPARE
ATAG IR32 32kW Regular Gas Boiler COMPARE	32kw	89.8%	10 years	£1971	COMPARE
ATAG IR24 24kW Regular Gas Boiler COMPARE	24kw	89.8%	10 years	£1971	COMPARE
ATAG IR18 18kW Regular Gas Boiler COMPARE	18kw	89.8%	10 years	£0	COMPARE
ATAG IR15 15kW Regular Gas Boiler COMPARE	15kw	89.8%	10 years	£0	COMPARE

Baxi

Boiler Model	kW	Efficiency	Warranty	Typical Price
Baxi Solo 15 HE A Regular Gas Boiler COMPARE	15kw	89.2%	2 years	£878	COMPARE
Baxi EcoBlue Heat 12 Regular Gas Boiler COMPARE	12kw	89.2%	2 years	£795	COMPARE
Baxi EcoBlue Heat 15 Regular Gas Boiler COMPARE	15kw	89.2%	2 years	£895	COMPARE
Baxi EcoBlue Heat 18 Regular Gas Boiler COMPARE	18kw	89.2%	2 years	£913	COMPARE
Baxi EcoBlue Heat 21 Regular Gas Boiler COMPARE	21kw	89.2%	2 years	£925	COMPARE
Baxi EcoBlue Heat 24 Regular Gas Boiler COMPARE	24kw	89.1%	2 years	£950	COMPARE
Baxi EcoBlue Advance Heat 13 Regular Gas Boiler COMPARE	13kw	89.2%	7 years	£795	COMPARE
Baxi EcoBlue Advance Heat 16 Regular Gas Boiler COMPARE	16kw	89.2%	7 years	£925	COMPARE
Baxi EcoBlue Advance Heat 19 Regular Gas Boiler COMPARE	19kw	89.2%	7 years	£995	COMPARE
Baxi EcoBlue Advance Heat 25 Regular Gas Boiler COMPARE	25kw	89.1%	7 years	£1055	COMPARE
Baxi EcoBlue Advance Heat 30 Regular Gas Boiler COMPARE	30kw	89.1%	7 years	£1095	COMPARE
Baxi 412 Heat 12kW Regular Gas Boiler COMPARE	12kw	89.2%	5 years	£695	COMPARE
Baxi 415 Heat 15kW Regular Gas Boiler COMPARE	15kw	89.2%	5 years	£695	COMPARE
Baxi 418 Heat 18kW Regular Gas Boiler COMPARE	18kw	89.2%	5 years	£805	COMPARE
Baxi 424 Heat 24kW Regular Gas Boiler COMPARE	24kw	89.1%	5 years	£662	COMPARE
Baxi 430 Heat 30kW Regular Gas Boiler COMPARE	30kw	89.1%	5 years	£925	COMPARE
Baxi 212 Heat 12kW Regular Gas Boiler COMPARE	12kw	89.2%	3 years	£695	COMPARE
Baxi 215 Heat 15kW Regular Gas Boiler COMPARE	15kw	89.2%	3 years	£883	COMPARE
Baxi 218 Heat 18kW Regular Gas Boiler COMPARE	18kw	89.2%	3 years	£765	COMPARE
Baxi 224 Heat 24kW Regular Gas Boiler COMPARE	24kw	89.2%	3 years	£815	COMPARE
Baxi 230 Heat 30kW Regular Gas Boiler COMPARE	30kw	89.1%	3 years	£850	COMPARE

Biasi

Boiler Model	kW	Efficiency	Warranty	Typical Price
Biasi Advance OV 15kW Regular Gas Boiler COMPARE	15kw	92%	5 years	£0	COMPARE
Biasi Advance OV 18kW Regular Gas Boiler COMPARE	18kw	92%	5 years	£0	COMPARE
Biasi Advance OV 24kW Regular Gas Boiler COMPARE	24kw	92%	5 years	£0	COMPARE

Ferroli

Boiler Model	kW	Efficiency	Warranty	Typical Price
Ferroli Optimax HE 18 OV Regular Gas Boiler COMPARE	18kw	92.5%	5 years	£617	COMPARE
Ferroli Optimax 25 OV Regular Gas Boiler COMPARE	25kw	90.4%	5 years	£559	COMPARE

Firebird

Boiler Model	kW	Efficiency	Warranty	Typical Price
Firebird Enviromax Slimline Heatpac External 20kW Regular Oil Boiler COMPARE	20kw	89.1%	2 years	£1625	COMPARE
Firebird Enviromax Slimline Heatpac External 26kW Regular Oil Boiler COMPARE	26kw	91.71%	2 years	£1740	COMPARE
Firebird Enviromax Slimline Heatpac External 35kW Regular Oil Boiler COMPARE	35kw	92%	2 years	£1940	COMPARE
Firebird Enviromax Blue Supreme Utility Internal 20kW Regular Oil Boiler COMPARE	20kw	93%	2 years	£2440	COMPARE
Firebird Enviromax Blue Supreme Utility Internal 26kW Regular Oil Boiler COMPARE	26kw	93%	2 years	£2435	COMPARE
Firebird Enviromax Blue Supreme Popular Boilerhouse 20kW Reg. Oil Boiler COMPARE	20kw	92%	2 years	£2325	COMPARE
Firebird Enviromax Blue Supreme Popular Boilerhouse 26kW Reg. Oil Boiler COMPARE	26kw	93%	2 years	£2385	COMPARE
Firebird Enviromax Blue Supreme Slimline Heat-Pac Ext 20kW Reg Oil Boiler COMPARE	20kw	93%	2 years	£2100	COMPARE
Firebird Enviromax Blue Supreme Slimline Heat-Pac Ext 26kW Reg Oil Boiler COMPARE	26kw	93%	2 years	£2200	COMPARE
Firebird Enviromax Popular Boilerhouse 18kW Regular Oil Boiler COMPARE	18kw	92%	2 years	£1080	COMPARE
Firebird Enviromax Popular Boilerhouse 20kW Regular Oil Boiler COMPARE	20kw	93%	2 years	£1200	COMPARE
Firebird Enviromax Popular Boilerhouse 26kW Regular Oil Boiler COMPARE	26kw	93%	2 years	£1300	COMPARE
Firebird Enviromax Popular Boilerhouse 35kW Regular Oil Boiler COMPARE	35kw	92%	2 years	£1695	COMPARE
Firebird Enviromax Popular Boilerhouse 44kW Regular Oil Boiler COMPARE	44kw	93%	2 years	£1900	COMPARE
Firebird Enviromax Popular Boilerhouse 58kW Regular Oil Boiler COMPARE	58kw	93%	2 years	£2200	COMPARE
Firebird Enviromax Popular Boilerhouse 100kW Regular Oil Boiler COMPARE	100kw	92%	2 years	£2900	COMPARE
Firebird Enviromax Kitchen Internal 18kW Regular Oil Boiler COMPARE	18kw	93%	2 years	£1205	COMPARE
Firebird Enviromax Kitchen Internal 20kW Regular Oil Boiler COMPARE	20kw	93%	2 years	£1295	COMPARE
Firebird Enviromax Kitchen Internal 26kW Regular Oil Boiler COMPARE	26kw	92%	2 years	£1585	COMPARE
Firebird Enviromax Kitchen Internal 35kW Regular Oil Boiler COMPARE	35kw	92%	2 years	£1975	COMPARE
Firebird Enviromax Kitchen Internal 44kW Regular Oil Boiler COMPARE	44kw	93%	2 years	£2115	COMPARE
Firebird Enviromax Kitchen Internal 58kW Regular Oil Boiler COMPARE	58kw	92%	2 years	£2145	COMPARE
Firebird Enviromax Kitchen Internal 73kW Regular Oil Boiler COMPARE	73kw	92%	2 years	£2425	COMPARE
Firebird Enviromax Heat-Pac External 18kW Regular Oil Boiler COMPARE	18kw	93%	2 years	£1425	COMPARE
Firebird Enviromax Heat-Pac External 20kW Regular Oil Boiler COMPARE	20kw	93%	2 years	£1575	COMPARE
Firebird Enviromax Heat-Pac External 26kW Regular Oil Boiler COMPARE	26kw	92%	2 years	£1600	COMPARE
Firebird Enviromax Heat-Pac External 35kW Regular Oil Boiler COMPARE	35kw	93%	2 years	£1800	COMPARE
Firebird Enviromax Heat-Pac External 44kW Regular Oil Boiler COMPARE	44kw	93%	2 years	£1900	COMPARE
Firebird Enviromax Heat-Pac External 58kW Regular Oil Boiler COMPARE	58kw	92%	2 years	£2470	COMPARE
Firebird Enviromax Heat-Pac External 73kW Regular Oil Boiler COMPARE	73kw	93%	2 years	£1860	COMPARE
Firebird Enviroblue Kitchen Internal 20kW Regular Oil Boiler COMPARE	20kw	93%	2 years	£1860	COMPARE
Firebird Enviroblue Kitchen Internal 26kW Regular Oil Boiler COMPARE	26kw	92%	2 years	£1700	COMPARE
Firebird Enviroblue Kitchen Internal 35kW Regular Oil Boiler COMPARE	35kw	93%	2 years	£2205	COMPARE
Firebird Enviroblue Heat-Pac Slimline External 20kW Regular Oil Boiler COMPARE	20kw	93%	2 years	£1480	COMPARE
Firebird Enviroblue Heat-Pac Slimline External 26kW Regular Oil Boiler COMPARE	26kw	92%	2 years	£1575	COMPARE
Firebird Enviroblue Heat-Pac Slimline External 35kW Regular Oil Boiler COMPARE	35kw	93%	2 years	£1550	COMPARE
Firebird Envirolite Heat-Pac Silverpac Ext 20kW Regular Oil Boiler COMPARE	20kw	93%	2 years	£1290	COMPARE
Firebird Envirolite Heat-Pac Silverpac Ext. 35kW Regular Oil Boiler COMPARE	35kw	92%	2 years	£2200	COMPARE
Firebird Envirolite Boilerhouse 20kW Regular Oil Boiler COMPARE	20kw	93%	2 years	£1190	COMPARE
Firebird Envirolite Boilerhouse 26kW Regular Oil Boiler COMPARE	26kw	93%	2 years	£1275	COMPARE
Firebird Envirolite Boilerhouse 35kW Regular Oil Boiler COMPARE	35kw	92%	2 years	£1295	COMPARE
Firebird Envirolite Utility Internal 20kW Regular Oil Boiler COMPARE	20kw	93%	2 years	£1120	COMPARE
Firebird Envirolite Utility Internal 26kW Regular Oil Boiler COMPARE	26kw	93%	2 years	£1500	COMPARE
Firebird Envirolite System Internal 20kW Oil Boiler COMPARE	20kw	93%	2 years	£1425	COMPARE
Firebird Envirolite System Internal 26kW Oil Boiler COMPARE	26kw	93%	2 years	£1525	COMPARE
Firebird Envirolite Heat-Pac Silverpac Ext. 26kW Regular Oil Boiler COMPARE	26kw	92%	2 years	£1300	COMPARE
Firebird Enviroblue Heatpac 20kW External Regular Oil Boiler COMPARE	20kw	94.8%	2 years	£0	COMPARE
Firebird Enviroblue Heatpac 26kW External Regular Oil Boiler COMPARE	26kw	94.8%	2 years	£0	COMPARE
Firebird Enviroblue Heatpac 35kW External Regular Oil Boiler COMPARE	35kw	94.4%	2 years	£0	COMPARE
Firebird Envirolite Slimline Silverpac 20kW External Regular Oil Boiler COMPARE	20kw	93.8%	2 years	£0	COMPARE
Firebird Envirolite Slimline Silverpac 26kW External Regular Oil Boiler COMPARE	26kw	93.7%	2 years	£0	COMPARE
Firebird Enviroblue Popular 26kW Boilerhouse Regular Oil Boiler COMPARE	26kw	94.8%	2 years	£0	COMPARE
Firebird Enviroblue Popular 35kW Boilerhouse Regular Oil Boiler COMPARE	35kw	94.4%	2 years	£0	COMPARE
Firebird Envirogreen™ Kitchen 18kW Internal Regular Oil Boiler COMPARE	18kw	93%	2 years	£0	COMPARE
Firebird Envirogreen™ Kitchen C20 Internal Regular Oil Boiler COMPARE	20kw	93%	2 years	£0	COMPARE
Firebird Envirogreen™ Kitchen C26 Internal Regular Oil Boiler COMPARE	26kw	93%	2 years	£0	COMPARE
Firebird Envirogreen™ Kitchen C35 Internal Regular Oil Boiler COMPARE	35kw	93%	2 years	£0	COMPARE
Firebird Envirogreen™ Heatpac 18kW External Regular Oil Boiler COMPARE	18kw	93%	2 years	£0	COMPARE
Firebird Envirogreen™ Heatpac C20 External Regular Oil Boiler COMPARE	20kw	93%	2 years	£0	COMPARE
Firebird Envirogreen™ Heatpac C26 External Regular Oil Boiler COMPARE	26kw	93%	2 years	£0	COMPARE
Firebird Envirogreen™ Heatpac C35 External Regular Oil Boiler COMPARE	35kw	93%	2 years	£0	COMPARE
Firebird Envirogreen™ Slimline Heatpac C20 External Regular Oil Boiler COMPARE	20kw	93%	2 years	£0	COMPARE
Firebird Envirogreen™ Slimline Heatpac C26 External Regular Oil Boiler COMPARE	26kw	93%	2 years	£0	COMPARE
Firebird Envirogreen™ Slimline Heatpac C35 External Regular Oil Boiler COMPARE	35kw	93%	2 years	£0	COMPARE
Firebird Envirogreen™ Popular 18kW External Regular Oil Boiler COMPARE	18kw	93%	2 years	£0	COMPARE
Firebird Envirogreen™ Popular C20 External Regular Oil Boiler COMPARE	20kw	93%	2 years	£0	COMPARE
Firebird Envirogreen™ Popular C26 External Regular Oil Boiler COMPARE	26kw	93%	2 years	£0	COMPARE
Firebird Envirogreen™ Popular C35 External Regular Boiler COMPARE	35kw	93%	2 years	£0	COMPARE

Glow-worm

Boiler Model	kW	Efficiency	Warranty	Typical Price
Glow-worm Ultracom 24 hxi Regular Gas Boiler COMPARE	24kw	88.5%	5 years	£720	COMPARE
Glow-worm Flexicom hx 24kW Regular Gas Boiler COMPARE	24kw,	88.4%	5 years	£675	COMPARE
Glow-worm Easicom 25r Regular Gas Boiler COMPARE	25kw	89.7%	4 years	£685	COMPARE
Glow-worm Ultimate2 Regular 25kW Regular Gas Boiler COMPARE	25kw	89.3%	5 years	£870	COMPARE
Glow-worm Energy Regular 12kW Gas Boiler COMPARE	12kw	89.3%	7 years	£713	COMPARE
Glow-worm Energy Regular 15kW Gas Boiler COMPARE	15kw	89.3%	7 years	£780	COMPARE
Glow-worm Energy Regular 18kW Gas Boiler COMPARE	18kw	89.3%	7 years	£760	COMPARE
Glow-worm Energy Regular 25kW Gas Boiler COMPARE	25kw	89.2%	7 years	£790	COMPARE
Glow-worm Ultracom 24 hxi Regular Gas Boiler COMPARE	30kw	88.4%	5 years	£730	COMPARE
Glow-worm Ultimate3 25kW Regular Gas Boiler COMPARE	25kw	89.6%	5 years	£725	COMPARE
Glow-worm Easicom3 25kW Regular Gas Boiler COMPARE	25kw	89.6%	5 years	£0	COMPARE

Grant

Boiler Model	kW	Efficiency	Warranty	Typical Price
Grant Vortex Eco Utility 35kW Regular Oil Boiler COMPARE	35kw	90.3%	2 years	£1675	COMPARE
Grant Vortex Pro External 21kW Regular Oil Boiler COMPARE	21kw	90.7%	2 years	£1255	COMPARE
Grant VortexBlue Kitchen/Utility 21kW Regular Oil Boiler COMPARE	21kw	90.8%	2 years	£2155	COMPARE
Grant VortexBlue Kitchen/Utility 36kW Regular Oil Boiler COMPARE	36kw	91.7%	2 years	£1392	COMPARE
Grant VortexBlue External 21kW Regular Oil Boiler COMPARE	21kw	90.8%	2 years	£2225	COMPARE
Grant VortexBlue External 26kW Regular Oil Boiler COMPARE	26kw	91.7%	2 years	£2605	COMPARE
Grant VortexBlue External 36kW Regular Oil Boiler COMPARE	36kw	94.5%	2 years	£1285	COMPARE
Grant Vortex Eco Utility 21kW Regular Oil Boiler COMPARE	21kw	92.7%	2 years	£1595	COMPARE
Grant Vortex Eco Utility 26kW Regular Oil Boiler COMPARE	26kw	91.7%	2 years	£1595	COMPARE
Grant Vortex Eco External 21kW Regular Oil Boiler COMPARE	21kw	92.7%	2 years	£1225	COMPARE
Grant Vortex Eco External 26kW Regular Oil Boiler COMPARE	26kw	91.7%	2 years	£1695	COMPARE
Grant Vortex Eco External 35kW Regular Oil Boiler COMPARE	35kw	92.4%	2 years	£1770	COMPARE
Grant Vortex Pro Kitchen/Utility 21kW Regular Oil Boiler COMPARE	21kw	90.8%	2 years	£1350	COMPARE
Grant Vortex Pro Kitchen/Utility 36kW System Oil Boiler COMPARE	36kw	91.7%	2 years	£1520	COMPARE
Grant Vortex Pro Kitchen/Utility 58kW Regular Oil Boiler COMPARE	58kw	94.5%	2 years	£2055	COMPARE
Grant Vortex Pro Kitchen/Utility 70kW Regular Oil Boiler COMPARE	70kw	91.6%	2 years	£2200	COMPARE
Grant Vortex Pro External 26kW Regular Oil Boiler COMPARE	26kw	91.20%	2 years	£2300	COMPARE
Grant Vortex Pro External 36kW Regular Oil Boiler COMPARE	36kw	94.5%	2 years	£2285	COMPARE
Grant Vortex Pro External 46kW Regular Oil Boiler COMPARE	46kw	90%	2 years	£2355	COMPARE
Grant Vortex Pro External 58kW Regular Oil Boiler COMPARE	58kw	91.9%	2 years	£2045	COMPARE
Grant Vortex Pro External 70kW Regular Oil Boiler COMPARE	70kw	91.6%	2 years	£2135	COMPARE
Grant Vortex Eco Internal Wall Hung 21kW Regular Oil Boiler COMPARE	21kw	90.1%	2 years	£1660	COMPARE
Grant Vortex Eco External Wall Hung 16kW Regular Oil Boiler COMPARE	16kw	90.5%	2 years	£2035	COMPARE
Grant Vortex Eco External Wall Hung 21kW Regular Oil Boiler COMPARE	21kw	90.1%	2 years	£1695	COMPARE
Grant Vortex Pro Boiler House 26kW Regular Oil Boiler COMPARE	36kw	94.6%	2 years	£1525	COMPARE
Grant Vortex Pro Boiler House 46kW Regular Oil Boiler COMPARE	46kw	90.6%	2 years	£1740	COMPARE
Grant Vortex Pro Boiler House 58kW Regular Oil Boiler COMPARE	58kw	91.9%	2 years	£2000	COMPARE
Grant Vortex Pro Boiler House 70kW Regular Oil Boiler COMPARE	70kw	96.2%	2 years	£2125	COMPARE
Grant Vortex Pro Kitchen/Utility 36kW Regular Oil Boiler COMPARE	36kw	94.5%	2 years	£2035	COMPARE
Grant VortexBlue Kitchen/Utility 26kW Regular Oil Boiler COMPARE	26kw	91.71%	2 years	£1500	COMPARE
Grant Vortex Boiler House 21kW Regular Oil Boiler COMPARE	21kw	90.7%	5 years	£1365	COMPARE
Grant Vortex Boiler House 26kW Regular Oil Boiler COMPARE	26kw	90.7%	5 years	£1855	COMPARE
Grant Vortex Boiler House 35kW Regular Oil Boiler COMPARE	35kw	94.6%	5 years	£2045	COMPARE
Grant Vortex Boiler House 46kW Regular Oil Boiler COMPARE	46kw	90%	5 years	£1845	COMPARE
Grant Vortex Boiler House 58kW Regular Oil Boiler COMPARE	58kw	91.9%	5 years	£1775	COMPARE
Grant Vortex Boiler House 70kW Regular Oil Boiler COMPARE	70kw	91.6%	5 years	£2085	COMPARE
Grant Vortex Pro Kitchen/Utility 26kW Regular Oil Boiler COMPARE	26kw	91.7%	2 years	£1675	COMPARE
Grant Vortex Pro Kitchen/Utility 46kW Regular Oil Boiler COMPARE	46kw	90%	2 years	£2085	COMPARE
Grant Vortex Eco Internal Wall Hung 16kW Regular Oil Boiler COMPARE	16kw	90.1%	2 years	£1535	COMPARE

Ideal

Boiler Model	kW	Efficiency	Warranty	Typical Price
Ideal Logic Heat 12kW Regular Gas Boiler COMPARE	12kw	89.40%	7 years	£770	COMPARE
Ideal Mexico HE 24kW Regular Gas Boiler COMPARE	24kw	88.8%	2 year	£1400	COMPARE
Ideal Logic Plus Heat 12kW Regular Gas Boiler COMPARE	12kw	89.4%	7 years	£775	COMPARE
Ideal Logic Plus Heat 15kW Regular Gas Boiler COMPARE	15kw	89.4%	7 years	£775	COMPARE
Ideal Logic Plus Heat 18kW Regular Gas Boiler COMPARE	18kw	89.6%	7 years	£835	COMPARE
Ideal Logic Plus Heat 24kW Regular Gas Boiler COMPARE	24kw	89.8%	7 years	£785	COMPARE
Ideal Logic Plus Heat 30kW Regular Gas Boiler COMPARE	30kw	89.5%	7 years	£925	COMPARE
Ideal Logic Heat 15kW Regular Gas Boiler COMPARE	15kw	90%	2 years	£700	COMPARE
Ideal Logic Heat 18kW Regular Gas Boiler COMPARE	18kw	98.5%	5 years	£791	COMPARE
Ideal Logic Heat 24kW Regular Gas Boiler COMPARE	24kw	90%	2 years	£850	COMPARE
Ideal Logic Heat 30kW Regular Gas Boiler COMPARE	30kw	89.3%	2 years	£950	COMPARE
Ideal Mexico HE 15kW Regular Gas Boiler COMPARE	15kw	89.7%	2 years	£1030	COMPARE
Ideal Mexico HE 18kW Regular Gas Boiler COMPARE	18kw	89.7%	2 years	£1120	COMPARE
Ideal Mexico HE 30kW Regular Gas Boiler COMPARE	30kw	88.9%	2 years	£1925	COMPARE
Ideal Mexico HE 36kW Regular Gas Boiler COMPARE	36kw	89%	2 years	£2200	COMPARE
Ideal EvoMax 30kW Regular Gas Boiler COMPARE	30kw	96.7%	2 years	£2300	COMPARE
Ideal EvoMax 40kW Regular Gas Boiler COMPARE	40kw	96.2%	2 years	£2600	COMPARE
Ideal EvoMax 60kW Regular Gas Boiler COMPARE	60kw	96.9%	2 years	£2700	COMPARE
Ideal EvoMax 80kW Regular Gas Boiler COMPARE	80kw	97.2%	2 years	£3100	COMPARE
Ideal EvoMax 100kW Regular Gas Boiler COMPARE	100kw	96.7%	2 years	£3800	COMPARE
Ideal EvoMax 120kW Regular Gas Boiler COMPARE	120kw	96.6%	2 years	£4100	COMPARE
Ideal EvoMax 150kW Regular Gas Boiler COMPARE	150kw	96.7%	2 years	£4500	COMPARE
Ideal Logic Max Heat 12Kw Regular Gas Boiler COMPARE	12kw	93%	10 years	£839	COMPARE
Ideal Logic Max Heat 15kW Regular Gas Boiler COMPARE	15kw	93%	10 years	£876	COMPARE
Ideal Logic Max Heat 18kW Regular Gas Boiler COMPARE	18kw	93%	10 years	£911	COMPARE
Ideal Logic Max Heat 24kW Regular Gas Boiler COMPARE	24kw	94%	10 years	£946	COMPARE
Ideal Logic Max Heat 30kW Regular Gas Boiler COMPARE	30kw	93%	10 years	£1059	COMPARE

Intergas

Boiler Model	kW	Efficiency	Warranty	Typical Price
Intergas Compact HRE OV 18kW Regular Gas Boiler COMPARE	18kw	88.8%	7 years	£725	COMPARE
Intergas Compact HRE OV 24 Regular Gas Boiler COMPARE	23kw	88.9%	7 years	£835	COMPARE
Intergas Compact HRE OV 30 Regular Gas Boiler COMPARE	27kw	88.9%	7 years	£945	COMPARE

Johnson and Starley

Boiler Model	kW	Efficiency	Warranty	Typical Price
Johnson and Starley Quantec 24r Regular 24kW Gas Boiler COMPARE	24kw	89.6%	8 years	£0	COMPARE
Johnson and Starley Quantec 16kW Regular Gas Boiler COMPARE	16kw	88.8%	8 years	£0	COMPARE

Keston

Boiler Model	kW	Efficiency	Warranty	Typical Price
Keston Heat 45kW Regular Gas Boiler COMPARE	45kw	89.2%	7 years	£2225	COMPARE
Keston Heat 55kW Regular Gas Boiler COMPARE	55kw	89.6%	7 years	£2610	COMPARE

Main

Boiler Model	kW	Efficiency	Warranty	Typical Price
Main HE A 12kW Regular Gas Boiler COMPARE	12kw	88.7%	3 years	£500	COMPARE
Main HE A 15kW Regular Gas Boiler COMPARE	15kw	89%	3 years	£520	COMPARE
Main HE A 18kW Regular Gas Boiler COMPARE	18kw	88.7%	3 years	£540	COMPARE
Main HE A 24kW Regular Gas Boiler COMPARE	24kw	88.9%	3 years	£600	COMPARE

Mistral

Boiler Model	kW	Efficiency	Warranty	Typical Price
Mistral Kitchen Utility Classic KUT1 20kW Regular Oil Boiler COMPARE	20kw	87%	2 yr. parts - 5 yr. heat exch	£1078	COMPARE
Mistral Kitchen Utility Classic KUT2 26kW Regular Oil Boiler COMPARE	26kw	87%	2 yr. parts - 5 yr. heat exch	£1138.8	COMPARE
Mistral Kitchen Utility Classic KUT3 35kW Regular Oil Boiler COMPARE	35kw	87%	2 yr. parts - 5 yr. heat exch	£1290	COMPARE
Mistral Kitchen Utility Classic KUT4 41kW Regular Oil Boiler COMPARE	-41kw	87%	2 yr. parts - 5 yr. heat exch	£1440	COMPARE
Mistral Kitchen Utility Classic KUT5 50kW Regular Oil Boiler COMPARE	50kw	86%	2 yr. parts - 5 yr. heat exch	£1620	COMPARE
Mistral Kitchen Utility Classic KUT6 58kW Regular Oil Boiler COMPARE	58kw	86%	2 yr. parts - 5 yr. heat exch	£1800	COMPARE
Mistral Kitchen Utility Classic KUT7 68kW Regular Oil Boiler COMPARE	68kw	86%	2 yr. parts - 5 yr. heat exch	£1920	COMPARE
Mistral Boiler House Classic BH1 20kW Regular Oil Boiler COMPARE	20kw	87%	2 yr. parts - 5 yr. heat exch	£1078	COMPARE
Mistral Boiler House Classic BH2 26kW Regular Oil Boiler COMPARE	26kw	87%	2 yr. parts - 5 yr. heat exch	£1138	COMPARE
Mistral Boiler House Classic BH3 35kW Regular Oil Boiler COMPARE	35kw	87%	2 yr. parts - 5 yr. heat exch	£1275	COMPARE
Mistral Boiler House Classic BH4 41kW Regular Oil Boiler COMPARE	41kw	87%	2 yr. parts - 5 yr. heat exch	£1440	COMPARE
Mistral Boiler House BH5 50kW Regular Oil Boiler COMPARE	50kw	86%	2 yr. parts - 5 yr. heat exch	£1620	COMPARE
Mistral Boiler House BH6 58kW Regular Oil Boiler COMPARE	58kw	86%	2 yr. parts - 5 yr. heat exch	£1800	COMPARE
Mistral Boiler House BH7 68kW Regular Oil Boiler COMPARE	68kw	86%	2 yr. parts - 5 yr. heat exch	£1920	COMPARE
Mistral Outdoor Utility Standard OD1 20kW Regular Oil Boiler COMPARE	20kw	87%	2 yr. parts - 5 yr. heat exch	£1260	COMPARE
Mistral Outdoor Utility Standard OD2 26kW Regular Oil Boiler COMPARE	26kw	87%	2 yr. parts - 5 yr. heat exch	£1320	COMPARE
Mistral Outdoor Utility Standard OD4 41kW Regular Oil Boiler COMPARE	41kw	87%	2 yr. parts - 5 yr. heat exch	£1620	COMPARE
Mistral Outdoor Utility OD5 50kW Regular Oil Boiler COMPARE	50kw	86%	2 yr. parts - 5 yr. heat exch	£1800	COMPARE
Mistral Outdoor Utility OD6 58kW Regular Oil Boiler COMPARE	58kw	86%	2 yr. parts - 5 yr. heat exch	£1920	COMPARE
Mistral Outdoor Utility OD7 68kW Regular Oil Boiler COMPARE	68kw	86%	2 yr. parts - 5 yr. heat exch	£2100	COMPARE
Mistral Kitchen Utility Classic CKUT1 20kW Regular Oil Boiler COMPARE	20kw	92%	2 yr. parts - 5 yr. heat exch	£1920	COMPARE
Mistral Kitchen Utility Classic CKUT2 26kW Regular Oil Boiler COMPARE	26kw	92%	2 yr. parts - 5 yr. heat exch	£1998	COMPARE
Mistral Kitchen Utility Classic CKUT3 35kW Regular Oil Boiler COMPARE	35kw	92%	2 yr. parts - 5 yr. heat exch	£2380	COMPARE
Mistral Kitchen Utility Classic CKUT4 41kW Regular Oil Boiler COMPARE	41kw	92%	2 yr. parts - 5 yr. heat exch	£2800	COMPARE
Mistral Kitchen Utility Classic CKUT5 50kW Regular Oil Boiler COMPARE	50kw	90%	2 yr. parts - 5 yr. heat exch	£3060	COMPARE
Mistral Kitchen Utility Classic CKUT6 58kW Regular Oil Boiler COMPARE	58kw	90%	2 yr. parts - 5 yr. heat exch	£3180	COMPARE
Mistral Kitchen Utility Classic CKUT7 68kW Regular Oil Boiler COMPARE	68kw	90%	2 yr. parts - 5 yr. heat exch	£3250	COMPARE
Mistral Boiler House Classic CBH1 20kW Regular Oil Boiler COMPARE	20kw	92%	2 yr. parts - 5 yr. heat exch	£1185	COMPARE
Mistral Boiler House Classic CBH2 26kW Regular Oil Boiler COMPARE	26kw	92%	2 yr. parts - 5 yr. heat exch	£1260	COMPARE
Mistral Boiler House Classic CBH3 35kW Regular Oil Boiler COMPARE	35kw	92%	2 yr. parts - 5 yr. heat exch	£1500	COMPARE
Mistral Boiler House Classic CBH4 41kW Regular Oil Boiler COMPARE	41kw	92%	2 yr. parts - 5 yr. heat exch	£1680	COMPARE
Mistral Boiler House CBH5 50kW Regular Oil Boiler COMPARE	50kw	90%	2 yr. parts - 5 yr. heat exch	£1860	COMPARE
Mistral Boiler House CBH6 58kW Regular Oil Boiler COMPARE	58kw	90%	2 yr. parts - 5 yr. heat exch	£1950	COMPARE
Mistral Boiler House CBH7 68kW Regular Oil Boiler COMPARE	68kw	90%	2 yr. parts - 5 yr. heat exch	£2040	COMPARE
Mistral Outdoor Utility Standard COD1 20kW Regular Oil Boiler COMPARE	20kw	92%	2 yr. parts - 5 yr. heat exch	£1365	COMPARE
Mistral Outdoor Utility Standard COD2 26kW Regular Oil Boiler COMPARE	26kw	92%	2 yr. parts - 5 yr. heat exch	£1410	COMPARE
Mistral Outdoor Utility Standard COD3 35kW Regular Oil Boiler COMPARE	35kw	92%	2 yr. parts - 5 yr. heat exch	£1680	COMPARE
Mistral Outdoor Utility Standard COD4 41kW Regular Oil Boiler COMPARE	41kw	92%	2 yr. parts - 5 yr. heat exch	£2040	COMPARE
Mistral Outdoor Utility COD7 68kW Regular Oil Boiler COMPARE	68kw	90%	2 yr. parts - 5 yr. heat exch	£2460	COMPARE
Mistral Outdoor Utility COD5 50kW Regular Oil Boiler COMPARE	50kw	90%	2 yr. parts - 5 yr. heat exch	£2160	COMPARE
Mistral Outdoor Utility COD6 58kW Regular Oil Boiler COMPARE	58kw	90%	2 yr. parts - 5 yr. heat exch	£2340	COMPARE
Mistral Outdoor Utility Standard OD3 35kW Regular Oil Boiler COMPARE	35kw	87%	2 yr. parts - 5 yr. heat exch	£1500	COMPARE

Potterton

Boiler Model	kW	Efficiency	Warranty	Typical Price
Potterton Promax HE Plus 15 kW Regular Gas Boiler COMPARE	15kw	89.40%	1 year	£775	COMPARE
Potterton Promax SL Heat 12kW Regular Gas Boiler COMPARE	12kw	91.10%	1 year	£675	COMPARE
Potterton Promax SL Heat 24kW Regular Gas Boiler COMPARE	24kw	88.80%	1 year	£925	COMPARE
Potterton Promax HE Plus 24 kW Regular Gas Boiler COMPARE	24kw	89.4%	1 year	£871	COMPARE
Potterton Promax HE Plus 30 kW Regular Gas Boiler COMPARE	30kw	89.4%	1 year	£875	COMPARE
Potterton Promax SL Heat 18kW Regular Gas Boiler COMPARE	18kw	89.4%	2 years	£850	COMPARE
Potterton Promax SL Heat 15kW Regular Gas Boiler COMPARE	15kw	89.4%	2 years	£790	COMPARE
Potterton Promax Store 90L Regular Gas Boiler COMPARE	24kw	89%	2 years	£717	COMPARE
Potterton Promax Store 155L Regular Gas Boiler COMPARE	24kw	89%	2 years	£1697	COMPARE
Potterton Promax Store 150L Regular Gas Boiler COMPARE	24kw	89%	2 years	£2000	COMPARE
Potterton Ultra Regular 24kW Gas Boiler COMPARE	24kw	89.1%	2 years	£1100	COMPARE
Potterton Ultra Regular 21kW Gas Boiler COMPARE	21kw	89.1%	2 years	£1110	COMPARE
Potterton Ultra Regular 18kW Gas Boiler COMPARE	18kw	89.2%	2 years	£988	COMPARE
Potterton Ultra Regular 15kW Gas Boiler COMPARE	15kw	89.2%	2 years	£988	COMPARE
Potterton Ultra Regular 12kW Gas Boiler COMPARE	12kw	89.2%	2 years	£984	COMPARE
Potterton Assure Heat 13kW Regular Gas Boiler COMPARE	13kw	93%	2 years	£854	COMPARE
Potterton Assure Heat 16kW Regular Gas Boiler COMPARE	16kw	93%	2 years	£948	COMPARE
Potterton Assure Heat 19kW Regular Gas Boiler COMPARE	19kw	93%	2 years	£1023	COMPARE
Potterton Assure Heat 25kW Regular Gas Boiler COMPARE	25kw	93%	2 years	£1147	COMPARE
Potterton Assure Heat 30kW Regular Gas Boiler COMPARE	30kw	93%	2 years	£1342	COMPARE
Potterton Titanium 12kW Regular Gas Boiler COMPARE	12kw	88%	7 years	£0	COMPARE
Potterton Titanium 15kW Regular Gas Boiler COMPARE	15kw	87.9%	7 years	£0	COMPARE
Potterton Titanium 18kW Regular Gas Boiler COMPARE	18kw	87.8%	7 years	£780	COMPARE
Potterton Titanium 24kW Regular Gas Boiler COMPARE	24kw	87.5%	7 years	£0	COMPARE
Potterton Titanium 30kW Regular Gas Boiler COMPARE	30kw	87.5%	7 years	£840	COMPARE

Ravenheat

Boiler Model	kW	Efficiency	Warranty	Typical Price
Ravenheat CSI Primary 25kW Regular Gas Boiler COMPARE	25kw	90.2%	3 years	£636	COMPARE

Vaillant

Boiler Model	kW	Efficiency	Warranty	Typical Price
Vaillant ecoTEC plus 435 35kW Regular Gas Boiler COMPARE	35kw	89.20%	5 years	£1500	COMPARE
Vaillant ecoTEC plus 415 15kW Regular Gas Boiler COMPARE	15kw	88.70%	5 years	£790	COMPARE
Vaillant ecoTEC plus 430 Regular Gas Boiler COMPARE	30kw	89.3%	5 years	£1070	COMPARE
Vaillant ecoTEC plus 424 24kW Regular Gas Boiler COMPARE	24kw	89.3%	5 years	£950	COMPARE
Vaillant ecoTEC plus 412 Regular Gas Boiler COMPARE	12kw	89.3%	5 years	£800	COMPARE
Vaillant ecoTEC plus 418 Regular Gas Boiler COMPARE	18kw	89.3%	5 years	£870	COMPARE
Vaillant Home 12kW Regular Gas Boiler COMPARE	12kw	89.4%	2 years	£0	COMPARE
Vaillant Home 15kW Regular Gas Boiler COMPARE	15kw	89.4%	2 years	£0	COMPARE
Vaillant Home 18kW Regular Gas Boiler COMPARE	18kw	89.4%	2 years	£0	COMPARE
Vaillant Home 25kW Regular Gas Boiler COMPARE	25kw	89.4%	2 years	£0	COMPARE
Vaillant Home 30kW Regular Gas Boiler COMPARE	30kw	89.4%	2 years	£0	COMPARE
Vaillant ecoFIT pure 12kW Regular Gas Boiler COMPARE	12kw	89.3%	2 years	£730	COMPARE
Vaillant EcoFIT Pure 15kW Regular Gas Boiler COMPARE	15kw	89.1%	2 years	£765	COMPARE
Vaillant EcoFIT Pure 18kW Regular Gas Boiler COMPARE	18kw	89%	2 years	£790	COMPARE
Vaillant EcoFIT Pure 25kW Regular Gas Boiler COMPARE	25kw	89%	2 years	£850	COMPARE
Vaillant EcoFIT Pure 30kW Regular Gas Boiler COMPARE	30kw	89.3%	2 years	£980	COMPARE
Vaillant EcoFIT Pure 35kW Regular Gas Boiler COMPARE	35kw	89.7%	2 years	£1080	COMPARE

Viessmann

Boiler Model	kW	Efficiency	Warranty	Typical Price
Viessmann WB1B Vitodens 100-W 13kW Regular Gas Boiler COMPARE	13kw	89.00%	5 years	£845	COMPARE
Viessmann WB1B Vitodens 100-W 35kW Regular Gas Boiler COMPARE	35kw	88.7%	5 years	£1200	COMPARE
Viessmann WB1B Vitodens 100-W 16kW Regular Gas Boiler COMPARE	16kw	89.1%	5 years	£900	COMPARE
Viessmann WB1B Vitodens 100-W 19kW Regular Gas Boiler COMPARE	19kw	89%	5 years	£900	COMPARE
Viessmann WB1B Vitodens 100-W 26kW Regular Gas Boiler COMPARE	26kw	89.3%	5 years	£900	COMPARE

Vokera

Boiler Model	kW	Efficiency	Warranty	Typical Price
Vokera Mynute 15VHE Open Vent Regular Gas Boiler COMPARE	15kw	89.3%	2 years	£530	COMPARE
Vokera Mynute 20VHE Open Vent Regular Gas Boiler COMPARE	20kw	88.8%	2 years	£470	COMPARE

Warmflow

Boiler Model	kW	Efficiency	Warranty	Typical Price
Warmflow Boilerhouse B70HE 21kW Regular Oil Boiler COMPARE	21kw	90.7%	7 years	£1045	COMPARE
Warmflow Boilerhouse B90HE 26kW Regular Oil Boiler COMPARE	26kw	90.7%	7 years	£1780	COMPARE
Warmflow Boilerhouse B120HE 33kW Regular Oil Boiler COMPARE	33kw	90.8%	7 years	£1225	COMPARE
Warmflow Kabin-Pak K70HE 21kW Regular Oil Boiler COMPARE	21kw	90.7%	7 years	£1310	COMPARE
Warmflow Kabin-Pak K90HE 26kW Regular Oil Boiler COMPARE	26kw	90.8%	7 years	£1345	COMPARE
Warmflow Kabin-Pak K120HE 33kW Regular Oil Boiler COMPARE	33kw	90.7%	7 years	£1635	COMPARE
Warmflow Kabin-Pak K150HE 44kW Regular Oil Boiler COMPARE	44kw	90.3%	7 years	£1915	COMPARE
Warmflow Utility HE U70HE 21kW Regular Oil Boiler COMPARE	21kw	90.7%	7 years	£1175	COMPARE
Warmflow Utility HE U90HE 26kW Regular Oil Boiler COMPARE	26kw	90.8%	7 years	£1230	COMPARE
Warmflow Utility HE U120HE 33kW Regular Oil Boiler COMPARE	33kw	90.7%	7 years	£1300	COMPARE
Warmflow Utility HE U150HE 44kW Regular Oil Boiler COMPARE	44kw	90.3%	7 years	£1795	COMPARE

Worcester Bosch

Boiler Model	kW	Efficiency	Warranty	Typical Price
Worcester Bosch Greenstar Camray 18 Regular Oil Boiler COMPARE	18kw	93.1	5 years	£2263	COMPARE
Worcester Bosch Greenstar Camray 25 Regular Oil Boiler COMPARE	25kw	93.2	5 years	£2284	COMPARE
Worcester Bosch Greenstar Camray 32 Regular Oil Boiler COMPARE	32kw	94.2	5 years	£2072	COMPARE
Worcester Bosch Greenstar Camray Utility 18 Regular Oil Boiler COMPARE	18kw	93.1	5 years	£2072	COMPARE
Worcester Bosch Greenstar Camray Utility 32 Regular Oil Boiler COMPARE	32kw	94.2	5 years	£2030	COMPARE
Worcester Bosch Greenstar Camray External 18 Regular Oil Boiler COMPARE	18kw	93.1	5 years	£2096	COMPARE
Worcester Bosch Greenstar Camray Utility 25 Regular Oil Boiler COMPARE	25kw	93.2	5 years	£2030	COMPARE
Worcester Bosch Greenstar Camray External 32 Regular Oil Boiler COMPARE	32kw	94.2	5 years	£2030	COMPARE
Worcester Bosch Greenstar Camray External 25 Regular Oil Boiler COMPARE	25kw	93.2	5 years	£1608	COMPARE
Worcester Bosch Greenstar 40CDi Classic Regular Gas Boiler COMPARE	40kw	92%	2 years	£1495	COMPARE
Worcester Bosch Greenstar 24Ri Regular Gas Boiler COMPARE	24kw	91%	2 years	£900	COMPARE
Worcester Bosch Greenstar Danesmoor 32 Regular Oil Boiler COMPARE	32kw	90.70%	2 years	£2200	COMPARE
Worcester Bosch Greenstar Utility 70 Regular Oil Boiler COMPARE	70kw	88%	2 years	£2300	COMPARE
Worcester Bosch Greenstar Utility 50 Regular Oil Boiler COMPARE	50 kw	89%	2 years	£2100	COMPARE
Worcester Bosch Greenstar Danesmoor 25 Regular Oil Boiler COMPARE	25kw	90%	2 years	£1580	COMPARE
Worcester Bosch Greenstar 30CDi Classic Regular Gas Boiler COMPARE	30kw	92%	2 years	£1100	COMPARE
Worcester Bosch Greenstar 18Ri Regular Gas Boiler COMPARE	18kw	91%	2 years	£840	COMPARE
Worcester Bosch Greenstar 15Ri Regular Gas Boiler COMPARE	15kw	91%	2 years	£785	COMPARE
Worcester Bosch Greenstar 12Ri Regular Gas Boiler COMPARE	12kw	91%	3 years	£731	COMPARE
Worcester Bosch Greenstar 27Ri Regular Gas Boiler COMPARE	27kw	92%	5 years	£1020	COMPARE
Worcester Bosch Greenstar 30Ri Regular Gas Boiler COMPARE	30kw	92%	5 years	£1040	COMPARE
Worcester Bosch Greenstar FS 30CDi Regular gas boiler COMPARE	30kw	92%	5 years	£1433	COMPARE
Worcester Bosch Greenstar Fs 42CDi Regular Gas Boiler COMPARE	42kw	92%	5 years	£1640	COMPARE
Worcester Bosch Greenstar Danesmoor Utility 25 Regular Oil Boiler COMPARE	25kw	90%	2 years	£1550	COMPARE
Worcester Bosch Greenstar Danesmoor Utility 32 Regular Oil Boiler COMPARE	32kw	91%	2 years	£1975	COMPARE
Worcester Bosch Greenstar Danesmoor External 18 Regular Oil Boiler COMPARE	18kw	91%	2 years	£1750	COMPARE
Worcester Bosch Greenstar Danesmoor External 25kW Regular Oil Boiler COMPARE	25kw	90%	2 years	£2300	COMPARE
Worcester Bosch Greenstar Danesmoor External 32 Regular Oil Boiler COMPARE	32kw	91%	2 years	£2300	COMPARE
Worcester Bosch Greenstar Danesmoor 18 Regular Oil Boiler COMPARE	18kw	91%	5 years	£1380	COMPARE
Worcester Bosch Greenstar Danesmoor Utility 18 Regular Oil Boiler COMPARE	18kw	91%	5 years	£1375	COMPARE

What work do you require?

Compare Regular Boilers

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

Alpha

Ariston

ATAG

Baxi

Biasi

Ferroli

Firebird

Glow-worm

Grant

Ideal

Intergas

Johnson and Starley

Keston

Main

Mistral

Potterton

Ravenheat

Vaillant

Viessmann

Vokera

Warmflow

Worcester Bosch

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 trusted tradespeople in your area.

Begin your search by entering your postcode below.

Or select your region from the list and start your search

Our customers think we're great!

Who are Boiler Guide

Useful links

For tradespeople

Manufacturers

Cookie Policy

Find trusted tradespeople
in your area.