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Compare Combi Boilers

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

Filter boilers

Fuel type

Boiler type

Manufacturer

Alpha

Boiler Model kW Efficiency Warranty Typical Price
Alpha CD28C Combi Gas Boiler 28kw 90.3% 5 years £781 COMPARE
Alpha CD35C Combi Gas Boiler 35kw 90.5% 5 years £850 COMPARE
Alpha CD28X Combi Gas Boiler 28kw 88.50% 2 years £690 COMPARE
Alpha CD25X Combi Gas Boiler 25kw 88.60% 2 years £745 COMPARE
Alpha CD25C Combi Gas Boiler 25kw 89.00% 5 years £850 COMPARE
Alpha CD50 Combi Gas Boiler 50kw 89.30% 3 years £1900 COMPARE
Alpha InTec2 26CE Combi Gas Boiler 26kw 88.8% 7 years £713 COMPARE
Alpha InTec2 30CE Combi Gas Boiler 30kw 88.8% 7 years £818 COMPARE
Alpha InTec2 35CE Combi Gas Boiler 35kw 88.9% 7 years £883 COMPARE
Alpha InTec 30C Combi Gas Boiler 30kw 88.2% 7 years £895 COMPARE
Alpha InTec 34C Combi Gas Boiler 34kw 88.8% 7 years £975 COMPARE
Alpha InTec2 25XE Combi Gas Boiler 25kw 88.8% 7 years £645 COMPARE
Alpha InTec2 28XE Combi Gas Boiler 28kw 88.8% 4 years £675 COMPARE
Alpha Eco2 Plus Combi Gas Boiler 28kw 88.8% 4 years £750 COMPARE
Alpha E-TEC 28kW Combi Gas Boiler 28kw 88.9% 5 years £766 COMPARE
Alpha E-TEC 33kW Combi Gas Boiler 33kw 89% 2 years £895 COMPARE
Alpha EVOKE 28kW Combi Gas Boiler 28kw 88.9% 5 years £874 COMPARE
Alpha EVOKE 33kW Combi Gas Boiler 33kw 89% 5 years £958 COMPARE
Alpha InTec Gs 30kW Combi Gas Boiler 30kw 88.8% 5 years £1800 COMPARE
Alpha InTec Gs 40kW Combi Gas Boiler 40kw 88.8% 5 years £2500 COMPARE
Alpha E-TEC PLUS 28kW Combi Gas Boiler 28kw 88.9% 7 years £0 COMPARE
Alpha E-TEC PLUS 33kW Combi Gas Boiler 33kw 89% 7 years £0 COMPARE

Ariston

ATAG

Baxi

Boiler Model kW Efficiency Warranty Typical Price
Baxi Combi 105 HE 30kW Gas Boiler 30kw 87.3% 2 years £948 COMPARE
Baxi Duo-tec Combi 28 LPG Gas Boiler 28kw 88.6% 7 years £870 COMPARE
Baxi Neta-Tec Combi 33 GA Gas Boiler 33kw 89% 5 years £1110 COMPARE
Baxi EcoBlue+ Combi 24 Gas Boiler 24kw 89.1% 7 years £835 COMPARE
Baxi EcoBlue+ Combi 28 Gas Boiler 28kw 89.1% 7 years £959 COMPARE
Baxi EcoBlue+ Combi 33 Gas Boiler 33kw 89.1% 7 years £1005 COMPARE
Baxi EcoBlue Advance Combi 24 Gas Boiler 24kw 89.1% 10 years £962 COMPARE
Baxi EcoBlue Advance Combi 28 Gas Boiler 28kw 89.1% 10 years £1102 COMPARE
Baxi EcoBlue Advance Combi 33 Gas Boiler 33kw 89.1% 10 years £1155 COMPARE
Baxi EcoBlue Advance Combi 40 Gas Boiler 40kw 89.1% 10 years £1260 COMPARE
Baxi Platinum Combi 24 Gas Boiler 24kw 89% 10 years £755 COMPARE
Baxi Platinum Combi 28 Gas Boiler 28kw 89% 10 years £887 COMPARE
Baxi Platinum Combi 33 Gas Boiler 33kw 88.9% 10 years £1100 COMPARE
Baxi Platinum Combi 40 Gas Boiler 40kw 88.9% 10 years £1218 COMPARE
Baxi Duo-tec Combi 24 Gas Boiler 24kw 88.6% 7 years £1135 COMPARE
Baxi Duo-tec Combi 28 Gas Boiler 28kw 88.6% 7 years £850 COMPARE
Baxi Duo-tec Combi 33 Gas Boiler 33kw 88.5% 7 years £975 COMPARE
Baxi Duo-tec Combi 40 Gas Boiler 40kw 88.5% 7 years £1105 COMPARE
Baxi 124 Combi Gas Boiler 24kw 89.1% 2 years £708 COMPARE
Baxi 128 Combi Gas Boiler 28kw 89.1% 2 years £1029 COMPARE
Baxi 224 Combi Gas Boiler 24kw 89% 3 years £609 COMPARE
Baxi 228 Combi Gas Boiler 28kw 89% 3 years £631 COMPARE
Baxi 424 Combi Gas Boiler 24kw 89% 5 years £662 COMPARE
Baxi 428 Combi Gas Boiler 28kw 89% 5 years £701 COMPARE
Baxi 624 Combi Gas Boiler 24kw 89% 7 years £719 COMPARE
Baxi 630 Combi Gas Boiler 30kw 89% 7 years £820 COMPARE
Baxi 636 Combi Gas Boiler 36kw 89% 7 years £0 COMPARE

Biasi

Daikin

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

Ferroli

Firebird

Boiler Model kW Efficiency Warranty Typical Price
Firebird Enviromax Combi Internal 20kW Oil Boiler 20kw 90.7% 2 years £1770 COMPARE
Firebird Enviromax Combi Internal 26kW Oil Boiler 26kw 90.7% 2 years £1945 COMPARE
Firebird Enviromax Combi Internal 35kW Oil Boiler 35kw 90.7% 2 years £2155 COMPARE
Firebird Enviromax Combi-Pac External 20kW Oil Boiler 20kw 91.1% 2 years £1800 COMPARE
Firebird Enviromax Combi-Pac External 26kW Oil Boiler 26kw 91.1% 2 years £2100 COMPARE
Firebird Enviromax Combi-Pac External 35kW Oil Boiler 35kw 90.7% 2 years £2385 COMPARE
Firebird Enviromax Combi Slimline Internal 20kW Oil Boiler 20kw 91.1% 2 years £1750 COMPARE
Firebird Enviromax Combi Slimline Internal 26kW Oil Boiler 26kw 91.3% 2 years £2000 COMPARE
Firebird Enviromax Combi Slimline Internal 35kW Oil Boiler 35kw 91.3% 2 years £2380 COMPARE
Firebird Enviroblue Combi Internal 20kW Oil Boiler 20kw 93% 2 years £2400 COMPARE
Firebird Enviroblue Combi Internal 26kW Oil Boiler 26kw 93% 2 years £1500 COMPARE
Firebird Enviroblue Combi Internal 35kW Oil Boiler 35kw 92% 2 years £2450 COMPARE
Firebird Enviroblue Slimline Combi Internal 20kW Oil Boiler 20kw 93% 2 years £2095 COMPARE
Firebird Enviroblue Slimline Combi Internal 26kW Oil Boiler 26kw 93% 2 years £2100 COMPARE
Firebird Enviroblue Slimline Combi Internal 35kW Oil Boiler 35kw 92% 2 years £2400 COMPARE
Firebird Enviroblue Combi-Pac External 20kW Oil Boiler 20kw 93% 2 years £1300 COMPARE
Firebird Enviroblue Combi-Pac External 26kW Oil Boiler 26kw 93% 2 years £1600 COMPARE
Firebird Enviroblue Combi-Pac External 35kW Oil Boiler 35kw 92% 2 years £1900 COMPARE
Firebird Enviromax Popular Boilerhouse 73kW Regular Oil Boiler 73kw 92% 2 years £2500 COMPARE
Firebird Enviroblue Popular 20kW Boilerhouse Regular Oil Boiler 20kw 94.8% 2 years £0 COMPARE

Glow-worm

Boiler Model kW Efficiency Warranty Typical Price
Glow-worm Xtramax HE 28kW Combi Gas Boiler 28kw 89.2% 3 years £550 COMPARE
Glow-worm Betacom 30c Combi Gas Boiler 30kw 85.7% 2 years £644 COMPARE
Glow-worm Ultrapower 100 SXI 24kW Combi Gas Boiler 24kw 89.2% 2 years £1700 COMPARE
Glow-worm Ultracom2 35 store 35kW Combi Gas Boiler 35kw 89.4% 2 years £1400 COMPARE
Glow-worm Ultracom2 cxi 30kW Combi Gas Boiler 30kw 89.3% 2 years £900730 COMPARE
Glow-worm Flexicom cx 24kW Combi Gas Boiler 24kw 88.4% 2 years £830 COMPARE
Glow-worm Betacom2 24kW Combi Gas Boiler 24kw 89% 2 years £590 COMPARE
Glow-worm Energy Combi 25kW Gas Boiler 25kw 89.2% 7 years £850 COMPARE
Glow-worm Energy Combi 30kW Gas Boiler 30kw 89.2% 7 years £750 COMPARE
Glow-worm Energy Combi 35kW Gas Boiler 35kw 89.2% 7 years £888 COMPARE
Glow-worm Betacom3 24kW Combi Gas Boiler 24kw 89.2% 2 years £560 COMPARE
Glow-worm Betacom3 30kW Combi Gas Boiler 30kw 89.2% 2 years £610 COMPARE
Glow-worm Easicom 24c Combi Gas Boiler 24kw 89.3% 4 years £614 COMPARE
Glow-worm Easicom 28c Combi Gas Boiler 28kw 89.3% 4 years £640 COMPARE
Glow-worm Procombi Essential 24kW Combi Gas Boiler 24kw 89.2% 2 years £660 COMPARE
Glow-worm Procombi Essential 28kW Combi Gas Boiler 28kw 89.2% 2 years £700 COMPARE
Glow-worm Procombi Essential 35kW Combi Gas Boiler 35kw 89.7% 2 years £841 COMPARE
Glow-worm Ultimate2 Combi 30kW Gas Boiler 30kw 89.2% 2 years £720 COMPARE
Glow-worm Ultimate2 Combi 35kW Gas Boiler 35kw 89.2% 2 years £863 COMPARE
Glow-worm Energy 35 Store 35kW Combi Gas Boiler 35kw 89.4% 7 years £1580 COMPARE
Glow-worm Essential 24kW Combi Gas Boiler 24kw 89.3% 3 years £1853 COMPARE
Glow-worm Essential 28kW Combi Gas Boiler 28kw 89.3% 3 years £1234 COMPARE
Glow-worm Ultimate3 30kw Combi Gas Boiler 30kw 89.6% 10 years £0 COMPARE
Glow-worm Ultimate3 35kw Combi Gas Boiler 35kw 89.7% 10 years £0 COMPARE
Glow-worm Easicom3 24kW Combi Gas Boiler 24kw 89.6% 6 years £0 COMPARE
Glow-worm Easicom3 28kW Combi Gas Boiler 28kw 89.6% 6 years £0 COMPARE
Glow-worm betacom4 24kW combi gas boiler 24kw 89.2% 5 years £0 COMPARE
Glow-worm betacom4 30kW combi gas boiler 30kw 89.2% 5 years £0 COMPARE

Grant

Ideal

Boiler Model kW Efficiency Warranty Typical Price
Ideal Vogue 40kW Combi Gas Boiler 26kw 89.10% 7 years £1210 COMPARE
Ideal Logic Code Combi ES 26kW Gas Boiler 26kw 89.00% 2 years £1110 COMPARE
Ideal Logic Combi 24kW Gas Boiler 24kw 94% 2 years £775 COMPARE
Ideal Logic Combi 30kW Gas Boiler 30kw 94% 2 years £950 COMPARE
Ideal Logic Combi 35kW Gas Boiler 35kw 94% 2 years £940 COMPARE
Ideal Logic Combi ESP1 24kW Gas Boiler 24kw 94% 2 years £770 COMPARE
Ideal Logic Combi ESP1 30kW Gas Boiler 30kw 94% 2 years £714 COMPARE
Ideal Logic Combi ESP1 35kW Gas Boiler 35kw 94% 2 years £765 COMPARE
Ideal Logic Plus Combi 30kW Gas Boiler 30kw 94% 7 years £795 COMPARE
Ideal Logic Plus Combi 35kW Gas Boiler 35kw 94% 7 years £925 COMPARE
Ideal Logic Plus Combi 24kW Gas Boiler 24kw 94% 7 years £775 COMPARE
Ideal Logic Code Combi ES 33kW Gas Boiler 33kw 91% 10 years £1480 COMPARE
Ideal Logic Code Combi ES 38kW Gas Boiler 38kw 91% 10 years £1500 COMPARE
Ideal Vogue GEN2 C26 Combi Gas Boiler 26kw 89.2% 10 years £995 COMPARE
Ideal Vogue GEN2 C32 Combi Gas Boiler 32kw 89.3% 10 years £1100 COMPARE
Ideal Vogue GEN2 C40 Combi Gas Boiler 40kw 89.2% 10 years £1225 COMPARE
Ideal Vogue Max 26kW Combi Gas Boiler 26kw 93% 10 years £1047 COMPARE
Ideal Vogue Max 32kW Combi Gas Boiler 32kw 93% 10 years £1135 COMPARE
Ideal Vogue Max 40kW Combi Gas Boiler 40kw 93% 10 years £1248 COMPARE
Ideal Logic Max 24kW Combi Gas Boiler 24kw 94% 10 years £894 COMPARE
Ideal Logic Max 30kW Combi Gas Boiler 30kw 94% 10 years £980 COMPARE
Ideal Logic Max 35kW Combi Gas Boiler 35kw 94% 10 years £1077 COMPARE

Intergas

Johnson and Starley

Keston

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

Main

Mistral

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

Potterton

Boiler Model kW Efficiency Warranty Typical Price
Potterton Titanium 24kW Combi Gas Boiler 24kw 91.10% 7 years £775 COMPARE
Potterton Gold Combi 24kW Gas Boiler 24kw 91.1% 2 years £625 COMPARE
Potterton Heatmax Combi HE 24kW Gas Boiler 24kw 91.10% 2 years £580 COMPARE
Potterton Performa Combi HE 30kW Combi Gas Boiler 30kw 86.40% 1 year £810 COMPARE
Potterton Promax 24kW Combi Gas Boiler 24kw 89% 2 years £830 COMPARE
Potterton Promax 28kW Combi Gas Boiler 28kw 89% 2 years £910 COMPARE
Potterton Promax 33kW Combi Gas Boiler 33kw 89% 2 years £1100 COMPARE
Potterton Promax Ultra 24kW Combi Gas Boiler 24kw 89.1% 2 years £895 COMPARE
Potterton Promax Ultra 28kW Combi Gas Boiler 28kw 89.1% 2 years £950 COMPARE
Potterton Promax Ultra 33kW Combi Gas Boiler 33kw 89.1% 2 years £1261 COMPARE
Potterton Promax Ultra 40kW Combi Gas Boiler 40kw 89.1% 2 years £1180 COMPARE
Potterton Titanium 28kW Combi Gas Boiler 28kw 91.1% 7 years £835 COMPARE
Potterton Titanium 33kW Combi Gas Boiler 33kw 91.1% 7 years £925 COMPARE
Potterton Titanium 40kW Combi Gas Boiler 40kw 91.1% 7 years £910 COMPARE
Potterton Gold Combi 28kW Gas Boiler 28kw 89% 2 years £705 COMPARE
Potterton Gold Combi 33kW Gas Boiler 33kw 89% 2 years £825 COMPARE
Potterton Heatmax Combi HE 28kW Gas Boiler 28kw 91.1% 2 years £694 COMPARE
Potterton Heatmax Combi HE 33kW Gas Boiler 33kw 91.1% 2 years £806 COMPARE
Potterton Performa Combi HE 24kW Combi Gas Boiler 30kw 86% 1 year £590 COMPARE
Potterton Assure 25kW Combi Gas Boiler 25kw 93% 2 years £620 COMPARE
Potterton Assure 30kW Combi Gas Boiler 30kw 93% 2 years £732 COMPARE
Potterton Assure 36kW Combi Gas Boiler 36kw 93% 2 years £0 COMPARE

Ravenheat

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

Vaillant

Boiler Model kW Efficiency Warranty Typical Price
Vaillant ecoTEC plus 825 Combi Gas Boiler 25kw 89.3% 5 years £1075 COMPARE
Vaillant ecoTEC exclusive 832 Combi Gas Boiler 32kw 89.3% 3 years £1270 COMPARE
Vaillant ecoTEC Pro 28 kW Combi Gas Boiler 28kw 89.3% 2 years £1000 COMPARE
Vaillant ecoTec plus 937 Combi Gas Boiler 37kw 89.3.% 5 years £1400 COMPARE
Vaillant EcoTEC Exclusive 32kW Combi Gas Boiler 32kw 89.8% 5 years £1270 COMPARE
Vaillant EcoTEC Exclusive Green IQ 835 Combi Gas Boiler 35kw 94% 5 years £1485 COMPARE
Vaillant ecoTEC Pro 30kW combi Gas boiler 30kw 89.3% 2 years £1050 COMPARE
Vaillant EcoFIt sustain 825 Combi Gas Boiler 25kw 89.3% 5 years £875 COMPARE
Vaillant EcoFIt sustain 830 Combi Gas Boiler 30kw 89.3% 5 years £986 COMPARE
Vaillant EcoFIt sustain 835 Combi Gas Boiler 35kw 89.3% 5 years £1094 COMPARE
Vaillant ecoTEC plus 832 Combi Gas Boiler 32kw 89.3% 5 years £1200 COMPARE
Vaillant ecoTEC plus 835 Combi Gas Boiler 35kw 89.3% 5 years £1250 COMPARE
Vaillant ecoTEC plus 838 Combi Gas Boiler 38kw 89.3% 5 years £1355 COMPARE
Vaillant ecoTEC Pro 24 kW Combi Gas Boiler 24kw 89.3% 5 years £930 COMPARE
Vaillant EcoTEC Exclusive Green IQ 843 Combi Gas Boiler 43kw 94% 5 years £1750 COMPARE
Vaillant EcoFIT pure 825 Combi Gas Boiler 25kw 89% 5 years £875 COMPARE
Vaillant EcoFIT pure 830 Combi Gas Boiler 30kw 89% 5 years £1050 COMPARE
Vaillant EcoFIT pure 835 Combi Gas Boiler 35kw 89% 5 years £1279 COMPARE
Vaillant EcoTEC plus 938 Combi Gas Boiler 38kw 89.3% 5 years £1510 COMPARE
Vaillant Home 25kW Combi Gas Boiler 25kw 89.3% 2 years £875 COMPARE
Vaillant Home 30kW Combi Gas Boiler 30kw 89.3% 2 years £1010 COMPARE
Vaillant Home 35kW Combi Gas Boiler 35kw 89.3% 2 years £1234 COMPARE
Vaillant EcoTEC Plus 48kW System Gas Boiler 48kw 94% 5 years £2520 COMPARE

Viessmann

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

Vokera

Warmflow

Warmhaus

Worcester Bosch

Boiler Model kW Efficiency Warranty Typical Price
Worcester Bosch Greenstar 27CDi Combi Gas Boiler 27kw 90.3 5 years £1700 COMPARE
Worcester Bosch Greenstar 37CDi Combi Gas Boiler 32kw 90.1 5 years £1282 COMPARE
Worcester Bosch Greenstar 30CDi Combi Gas Boiler 30kw 90.1 5 years £1127 COMPARE
Worcester Bosch Greenstar 42CDi Combi Gas Boiler 42kw 90.1 5 years £1769 COMPARE
Worcester Bosch Greenstar Heatslave External 32 Combi Oil Boiler 32kw 90.3 5 years £2564 COMPARE
Worcester Bosch Greenstar 24i Junior Combi Gas Boiler 24kw 89.10% 2 years £800 COMPARE
Worcester Bosch Greenstar 42CDi Classic Combi Gas Boiler 42kw 92% 2 years £1600 COMPARE
Worcester Bosch Greenstar 34CDi Classic Combi Gas Boiler 34kw 92% 2 years £1169 COMPARE
Worcester Bosch Greenstar 38CDi Classic Combi Gas Boiler 38kw 92% 2 years £1331 COMPARE
Worcester Bosch Greenstar 28CDi Compact Combi Gas Boiler 28kw 92% 2 years £1041 COMPARE
Worcester Bosch Greenstar 29CDi Classic Combi Gas Boiler 29kw 89.10% 2 years £1116 COMPARE
Worcester Bosch Greenstar 32CDi Compact Combi Gas Boiler 32kw 92% 2 years £1136 COMPARE
Worcester Bosch Greenstar Highflow 550CDi Combi Gas Boiler 30kw 92% 2 years £2515 COMPARE
Worcester Bosch Greenstar Highflow 440CDi Combi Gas Boiler 29kw 92% 2 years £2081 COMPARE
Worcester Bosch Greenstar 30Si Compact Combi Gas Boiler 30kw 94% 2 years £1069 COMPARE
Worcester Bosch Greenstar 25Si Compact Combi Gas Boiler 25kw 94% 2 years £1016 COMPARE
Worcester Bosch Greenstar Heatslave II 18 Combi Oil Boiler 18 kw 91% 2 years £2196 COMPARE
Worcester Bosch Greenstar 28i Junior Combi Gas Boiler 28kw 89.10% 2 years £900 COMPARE
Worcester Bosch Greenstar 36CDi Compact Combi Gas Boiler 36kw 94% 5 years £1250 COMPARE
Worcester Bosch Greenstar 25i Combi Gas Boiler 25kw 94% 5 years £850 COMPARE
Worcester Bosch Greenstar 30i Combi Gas Boiler 30kw 94% 5 years £1100 COMPARE
Worcester Bosch Greenstar Heatslave II 25 Combi Oil Boiler 25kw 90% 2 years £2252 COMPARE
Worcester Bosch Greenstar Heatslave II 32 Combi Oil Boiler 32kw 91% 2 years £2350 COMPARE
Worcester Bosch Greenstar Heatslave II External 25 Combi Oil Boiler 25kw 90% 2 years £2200 COMPARE
Worcester Bosch Greenstar Heatslave II External 32 Combi Oil Boiler 32kw 91% 2 years £2240 COMPARE
Worcester Bosch Greenstar Heatslave II External 18kW Combi Oil Boiler 18kw 91% 2 years £2425 COMPARE

Zanussi

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

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