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Compare System Boilers

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

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Fuel type

Boiler type

Manufacturer

Alpha

Ariston

ATAG

Baxi

Biasi

Ferroli

Firebird

Boiler Model kW Efficiency Warranty Typical Price
Firebird Envirolite Utility Internal 35kW Regular Oil Boiler 35kw 92% 2 years £2200 COMPARE
Firebird Envirolite System Internal 35kW Oil Boiler 35kw 93% 2 years £1800 COMPARE
Firebird Enviroblue Kitchen System Internal 20kW Oil Boiler 20kw 93% 2 years £1250 COMPARE
Firebird Enviroblue Kitchen System Internal 26kW Oil Boiler 26kw 93% 2 years £1450 COMPARE
Firebird Enviroblue Kitchen System Internal 35kW Oil Boiler 35kw 93% 2 years £2000 COMPARE
Firebird Eviromax C20 Internal 20kW System Oil Boiler 20kw 94.8% 2 years £0 COMPARE
Firebird Eviromax C26 Internal 26kW System Oil Boiler 26kw 94.8% 2 years £0 COMPARE
Firebird Eviromax C35 Internal 35kW System Oil Boiler 35kw 94.4% 2 years £0 COMPARE
Firebird Eviromax C44 Internal 44kW System Oil Boiler 44kw 93.8% 2 years £0 COMPARE
Firebird Enviroblue SystemPac C26 External 26kW System Oil Boiler 26kw 94.8% 2 years £0 COMPARE
Firebird Enviroblue SystemPac C20 External 20kW System Oil Boiler 20kw 94.8% 2 years £0 COMPARE
Firebird Enviroblue SystemPac C35 External 35kW System Oil Boiler 35kw 94.4% 2 years £0 COMPARE
Firebird Enviroblue Slimline SystemPac C20 External System Oil Boiler 20kw 93% 2 years £0 COMPARE
Firebird Enviroblue Slimline SystemPac C26 Ext. 26kW System Oil Boiler 26kw 93% 2 years £0 COMPARE
Firebird Enviroblue Slimline SystemPac C35 External System Oil Boiler 35kw 92% 2 years £0 COMPARE

Glow-worm

Grant

Ideal

Boiler Model kW Efficiency Warranty Typical Price
Ideal Logic System 15kW Gas Boiler 15kw 89.30% 7 years £700 COMPARE
Ideal Logic Plus System 15kW Gas Boiler 15kw 89.4% 7 years £795 COMPARE
Ideal Logic Plus System 18kW Gas Boiler 18kw 89.4% 7 years £895 COMPARE
Ideal Logic Plus System 24kW Gas Boiler 24kw 89.8% 7 years £920 COMPARE
Ideal Logic Plus System 30kW Gas Boiler 30kw 89.5% 7 years £865 COMPARE
Ideal Vogue 15kW System Gas Boiler 15kw 92% 10 years £840 COMPARE
Ideal Vogue 18kW System Gas Boiler 18kw 93% 10 years £930 COMPARE
Ideal Vogue 26kW System Gas Boiler 26kw 93% 10 years £910 COMPARE
Ideal Vogue 32kW System Gas Boiler 32kw 93% 10 years £1004 COMPARE
Ideal Logic System 18kW Gas Boiler 18kw 97.8% 2 years £890 COMPARE
Ideal Logic System 24kW Gas Boiler 24kw 98.5% 2 years £960 COMPARE
Ideal Logic System 30kW Gas Boiler 30kw 98.3% 2 years £980 COMPARE
Ideal Vogue GEN2 S15 System Gas Boiler 15kw 88.9% 10 years £790 COMPARE
Ideal The Vogue GEN2 S18 System Gas Boiler 18kw 89.4% 10 years £1025 COMPARE
Ideal The Vogue GEN2 S26 System Gas Boiler 26kw 89.4% 10 years £1135 COMPARE
Ideal Vogue GEN2 S32 System Gas Boiler 32kw 89.4% 10 years £1250 COMPARE
Ideal Vogue Max 15kW System Gas Boiler 15kw 92% 10 years £995 COMPARE
Ideal Vogue Max 18kW System Gas Boiler 18kw 93% 10 years £1091 COMPARE
Ideal Vogue Max 26kW System Gas Boiler 26kw 93% 10 years £1037 COMPARE
Ideal Vogue Max 32kW System Gas Boiler 32kw 93% 10 years £1135 COMPARE
Ideal Logic Max 15kW System Gas Boiler 15kw 93% 10 years £959 COMPARE
Ideal Logic Max 18kW System Gas Boiler 18kw 93% 10 years £960 COMPARE
Ideal Logic Max 24kW System Gas Boiler 24kw 94% 10 years £915 COMPARE
Ideal Logic Max 30kW System Gas Boiler 30kw 93% 10 years £952 COMPARE

Intergas

Johnson and Starley

Boiler Model kW Efficiency Warranty Typical Price
Johnson and Starley QuanTec 24s System 24kW Oil Boiler 24kw 89.6% 8 years £0 COMPARE

Keston

Boiler Model kW Efficiency Warranty Typical Price
Keston S30 30kW System Gas Boiler 30kw 89.5% 7 years £1100 COMPARE

Main

Mistral

Boiler Model kW Efficiency Warranty Typical Price
Mistral Sealed System CS1 20kW Oil Boiler 20kw 92% 2 yr. parts - 5 yr. heat exch £2300 COMPARE
Mistral Sealed System CS2 26kW Oil Boiler 26kw 92% 2 yr. parts - 5 yr. heat exch £2370 COMPARE
Mistral Sealed System S1 20kW Oil Boiler 20kw 87% 2 yr. parts - 5 yr. heat exch £1320 COMPARE
Mistral Sealed System S2 26kW Oil Boiler 26kw 87% 2 yr. parts - 5 yr. heat exch £1380 COMPARE
Mistral Sealed System S3 35kW Oil Boiler 35kw 87% 2 yr. parts - 5 yr. heat exch £1500 COMPARE
Mistral Sealed System S4 41kW Oil Boiler 41kw 87% 2 yr. parts - 5 yr. heat exch £1680 COMPARE
Mistral Outdoor Sealed System OD SS1 20kW Oil Boiler 20kw 87% 2 yr. parts - 5 yr. heat exch £1500 COMPARE
Mistral Outdoor Sealed System OD SS2 26kW Oil Boiler 26kw 87% 2 yr. parts - 5 yr. heat exch £1590 COMPARE
Mistral Outdoor Sealed System OD SS4 41kW Oil Boiler 41kw 87% 2 yr. parts - 5 yr. heat exch £1920 COMPARE
Mistral Sealed System CS3 35kW Oil Boiler 35kw 92% 2 yr. parts - 5 yr. heat exch £2700 COMPARE
Mistral Sealed System CS4 41kW Oil Boiler 41kw 93% 2 yr. parts - 5 yr. heat exch £3200 COMPARE
Mistral Outdoor Sealed System COD SS1 20kW Oil Boiler 20kw 92% 2 yr. parts - 5 yr. heat exch £1605 COMPARE
Mistral Outdoor Sealed System COD SS2 26kW Oil Boiler 26kw 92% 2 yr. parts - 5 yr. heat exch £1680 COMPARE
Mistral Outdoor Sealed System COD SS3 35kW Oil Boiler 35kw 92% 2 yr. parts - 5 yr. heat exch £2040 COMPARE
Mistral Outdoor Sealed System COD SS4 41kW Oil Boiler 41kw 90% 2 yr. parts - 5 yr. heat exch £2160 COMPARE

Potterton

Boiler Model kW Efficiency Warranty Typical Price
Potterton Promax System HE Plus A 12kW Gas Boiler 12kw 91.10% 2 years £930 COMPARE
Potterton Promax System 12kW Gas Boiler 12kw 89% 2 years £815 COMPARE
Potterton Promax System 15kW Gas Boiler 15kw 89% 2 years £875 COMPARE
Potterton Promax System 18kW Gas Boiler 18kw 89% 2 years £830 COMPARE
Potterton Promax System 24kW Gas Boiler 24kw 89% 2 years £875 COMPARE
Potterton Promax System 32kW Gas Boiler 32kw 89% 2 years £965 COMPARE
Potterton Promax System HE Plus A 15kW Gas Boiler 15kw 91.1% 2 years £825 COMPARE
Potterton Promax System HE Plus A 18kW Gas Boiler 18kw 91.1% 1 year £942 COMPARE
Potterton Promax System HE Plus A 32kW Gas Boiler 32kw 91.1% 1 year £1050 COMPARE
Potterton Promax System HE Plus A 24kW Gas Boiler 24kw 91.1% 1 year £810 COMPARE
Potterton Ultra System 12kW Gas Boiler 12kw 89% 2 years £678 COMPARE
Potterton Ultra System 15kW Gas Boiler 15kw 89% 2 years £900 COMPARE
Potterton Ultra System 18kW Gas Boiler 18kw 89% 2 years £1332 COMPARE
Potterton Ultra System 21kW Gas Boiler 21kw 89% 2 years £1322 COMPARE
Potterton Ultra System 24kW Gas Boiler 24kw 89% 2 years £1800 COMPARE
Potterton Assure 15kW System Gas Boiler 15kw 93% 2 years £859 COMPARE
Potterton Assure 18kW System Gas Boiler 18kw 93% 2 years £891 COMPARE
Potterton Gold 18kW System Gas Boiler 18kw 89% 2 years £0 COMPARE
Potterton Gold 24kW System Gas Boiler 24kw 89% 2 years £0 COMPARE
Potterton Gold 28kW System Gas Boiler 28kw 89% 2 years £0 COMPARE

Ravenheat

Boiler Model kW Efficiency Warranty Typical Price
Ravenheat WH System 4-24 26kW Gas Boiler 26kw 90.3% 5 years £579 COMPARE
Ravenheat CS System 4-24 26kW Gas Boiler 26kw 90.3% 2 years £579 COMPARE

Vaillant

Boiler Model kW Efficiency Warranty Typical Price
Vaillant ecoTec plus 612 System Gas Boiler 12kw 89.0% 5 years £850 COMPARE
Vaillant ecoTec plus 615 System Gas Boiler 15kw 89% 5 years £900 COMPARE
Vaillant ecoTec plus 618 System Gas Boiler 18kw 89.3% 5 years £985 COMPARE
Vaillant ecoTec plus 624 System Gas Boiler 24kw 89.4% 5 years £1120 COMPARE
Vaillant ecoTec plus 630 System Gas Boiler 30kw 89.4% 5 years £1180 COMPARE
Vaillant ecoTec plus 637 System Gas Boiler 37kw 89.2% 5 years £1350 COMPARE
Vaillant ecoFIT pure 612 system Gas boiler 12kw 89.3% 5 years £820 COMPARE
Vaillant ecoFIT pure 615 system Gas boiler 15kw 89.1% 5 years £880 COMPARE
Vaillant ecoFIT pure 618 system Gas boiler 18kw 89% 5 years £950 COMPARE
Vaillant ecoFIT pure 625 system Gas boiler 25kw 89% 5 years £1175 COMPARE
Vaillant ecoFIT pure 630 system Gas boiler 30kw 89.3% 5 years £1256 COMPARE
Vaillant ecoTEC exclusive Green iQ 627 System Gas Boiler 27kw 94% 7 years £1370 COMPARE
Vaillant EcoTEC 65kW System Gas Boiler 65kw 95.5% 2 years £3000 COMPARE
Vaillant EcoTEC 46kW System Gas Boiler 46kw 95.8% 2 years £2400 COMPARE
Vaillant EcoTEC Plus 64kW System Gas Boiler 64kw 94% 5 years £0 COMPARE
Vaillant Home 12kW System Gas Boiler 12kw 89.4% 2 years £0 COMPARE
Vaillant Home 15kW System Gas Boiler 15kw 89.4% 2 years £0 COMPARE
Vaillant Home 18kW System Gas Boiler 18kw 89.4% 2 years £0 COMPARE
Vaillant Home 25kW System Gas Boiler 25kw 89.4% 2 years £0 COMPARE

Viessmann

Vokera

Warmflow

Worcester Bosch

Boiler Model kW Efficiency Warranty Typical Price
Worcester Bosch Camray Utility 32 System Oil Boiler 32kw 94.2 5 years £2030 COMPARE
Worcester Bosch Camray Utility 25 System Oil Boiler 25kw 93.2 5 years £1608 COMPARE
Worcester Bosch Greenstar Danesmoor Utility 18 System Oil Boiler 18 kw 91% 2 years £1550 COMPARE
Worcester Bosch Greenstar 30CDi Classic System Gas Boiler 30 kw 92% 2 years £1155 COMPARE
Worcester Bosch Greenstar 24i System Gas Boiler 24kw 94% 2 years £935 COMPARE
Worcester Bosch Greenstar 12i System Gas Boiler 12kw 94% 2 years £850 COMPARE
Worcester Bosch Greenstar 9i System Gas Boiler 9kw 93% 5 years £808 COMPARE
Worcester Bosch Greenstar 15i System Gas Boiler 15kw 94% 5 years £870 COMPARE
Worcester Bosch Greenstar 18i System Gas Boiler 18kw 94% 5 years £924 COMPARE
Worcester Bosch Greenstar 21i System Gas Boiler 21kw 94% 5 years £982 COMPARE
Worcester Bosch Greenstar 27i System Gas Boiler 27kw 92% 5 years £981 COMPARE
Worcester Bosch Greenstar 30i System Gas Boiler 30kw 92% 5 years £1112 COMPARE
Worcester Bosch Greenstar 35CDi Classic System Gas Boiler 35kw 92% 2 years £1187 COMPARE
Worcester Bosch GB162 50kW System Gas Boiler 50kw 92% 2 years £1918 COMPARE
Worcester Bosch GB162 65kW System Gas Boiler 65kw 93% 2 years £2364 COMPARE
Worcester Bosch Greenstar Danesmoor 18 System Oil Boiler 18kw 91% 2 years £1340 COMPARE
Worcester Bosch Greenstar Danesmoor 25 System Oil Boiler 25kw 90% 2 years £2000 COMPARE
Worcester Bosch Greenstar Danesmoor 32 System Oil Boiler 32kw 91% 2 years £2000 COMPARE
Worcester Bosch Greenstar Danesmoor Utility 25 System Oil Boiler 25kw 90% 2 years £1600 COMPARE
Worcester Bosch Greenstar Danesmoor Utility 32 System Oil Boiler 32kw 91% 2 years £2100 COMPARE
Worcester Bosch Greenstar Danesmoor External 18 System Oil Boiler 18kw 91% 2 years £2100 COMPARE
Worcester Bosch Greenstar Danesmoor External 25 System Oil Boiler 25kw 90% 2 years £2325 COMPARE
Worcester Bosch Greenstar Danesmoor External 32 System Oil Boiler 32kw 91% 2 years £2400 COMPARE

Zanussi

Boiler Model kW Efficiency Warranty Typical Price
Zanussi Ultra System 15kW Gas Boiler 12kw 89.3% 2 - 10 years £0 COMPARE
Zanussi Ultra System 18kW Gas Boiler 18kw 92% 2 - 10 years £0 COMPARE
Zanussi Ultra System 24kW Gas Boiler 24kw 93% 2 - 10 years £0 COMPARE
Zanussi Ultra System 30kW Gas Boiler 30kw 89.6% 2 - 10 years £0 COMPARE

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