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Excellent 4.7 out of 5
Excellent 4.7 out of 5

Compare Oil Regular Boilers

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

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Firebird

Boiler Model kW Efficiency Warranty Typical Price
Firebird Enviromax Slimline Heatpac External 20kW Regular Oil Boiler 20kw 89.1% 2 years £1,625 VIEW
Firebird Enviromax Slimline Heatpac External 26kW Regular Oil Boiler 26kw 91.71% 2 years £1,740 VIEW
Firebird Enviromax Slimline Heatpac External 35kW Regular Oil Boiler 35kw 92% 2 years £1,940 VIEW
Firebird Enviromax Blue Supreme Utility Internal 20kW Regular Oil Boiler 20kw 93% 2 years £2,440 VIEW
Firebird Enviromax Blue Supreme Utility Internal 26kW Regular Oil Boiler 26kw 93% 2 years £2,435 VIEW
Firebird Enviromax Blue Supreme Popular Boilerhouse 20kW Reg. Oil Boiler 20kw 92% 2 years £2,325 VIEW
Firebird Enviromax Blue Supreme Popular Boilerhouse 26kW Reg. Oil Boiler 26kw 93% 2 years £2,385 VIEW
Firebird Enviromax Blue Supreme Slimline Heat-Pac Ext 20kW Reg Oil Boiler 20kw 93% 2 years £2,100 VIEW
Firebird Enviromax Blue Supreme Slimline Heat-Pac Ext 26kW Reg Oil Boiler 26kw 93% 2 years £2,200 VIEW
Firebird Enviromax Popular Boilerhouse 18kW Regular Oil Boiler 18kw 92% 2 years £1,080 VIEW
Firebird Enviromax Popular Boilerhouse 20kW Regular Oil Boiler 20kw 93% 2 years £1,200 VIEW
Firebird Enviromax Popular Boilerhouse 26kW Regular Oil Boiler 26kw 93% 2 years £1,300 VIEW
Firebird Enviromax Popular Boilerhouse 35kW Regular Oil Boiler 35kw 92% 2 years £1,695 VIEW
Firebird Enviromax Popular Boilerhouse 44kW Regular Oil Boiler 44kw 93% 2 years £1,900 VIEW
Firebird Enviromax Popular Boilerhouse 58kW Regular Oil Boiler 58kw 93% 2 years £2,200 VIEW
Firebird Enviromax Popular Boilerhouse 100kW Regular Oil Boiler 100kw 92% 2 years £2,900 VIEW
Firebird Enviromax Kitchen Internal 18kW Regular Oil Boiler 18kw 93% 2 years £1,205 VIEW
Firebird Enviromax Kitchen Internal 20kW Regular Oil Boiler 20kw 93% 2 years £1,295 VIEW
Firebird Enviromax Kitchen Internal 26kW Regular Oil Boiler 26kw 92% 2 years £1,585 VIEW
Firebird Enviromax Kitchen Internal 35kW Regular Oil Boiler 35kw 92% 2 years £1,975 VIEW
Firebird Enviromax Kitchen Internal 44kW Regular Oil Boiler 44kw 93% 2 years £2,115 VIEW
Firebird Enviromax Kitchen Internal 58kW Regular Oil Boiler 58kw 92% 2 years £2,145 VIEW
Firebird Enviromax Kitchen Internal 73kW Regular Oil Boiler 73kw 92% 2 years £2,425 VIEW
Firebird Enviromax Heat-Pac External 18kW Regular Oil Boiler 18kw 93% 2 years £1,425 VIEW
Firebird Enviromax Heat-Pac External 20kW Regular Oil Boiler 20kw 93% 2 years £1,575 VIEW
Firebird Enviromax Heat-Pac External 26kW Regular Oil Boiler 26kw 92% 2 years £1,600 VIEW
Firebird Enviromax Heat-Pac External 35kW Regular Oil Boiler 35kw 93% 2 years £1,800 VIEW
Firebird Enviromax Heat-Pac External 44kW Regular Oil Boiler 44kw 93% 2 years £1,900 VIEW
Firebird Enviromax Heat-Pac External 58kW Regular Oil Boiler 58kw 92% 2 years £2,470 VIEW
Firebird Enviromax Heat-Pac External 73kW Regular Oil Boiler 73kw 93% 2 years £1,860 VIEW
Firebird Enviroblue Kitchen Internal 20kW Regular Oil Boiler 20kw 93% 2 years £1,860 VIEW
Firebird Enviroblue Kitchen Internal 26kW Regular Oil Boiler 26kw 92% 2 years £1,700 VIEW
Firebird Enviroblue Kitchen Internal 35kW Regular Oil Boiler 35kw 93% 2 years £2,205 VIEW
Firebird Enviroblue Heat-Pac Slimline External 20kW Regular Oil Boiler 20kw 93% 2 years £1,480 VIEW
Firebird Enviroblue Heat-Pac Slimline External 26kW Regular Oil Boiler 26kw 92% 2 years £1,575 VIEW
Firebird Enviroblue Heat-Pac Slimline External 35kW Regular Oil Boiler 35kw 93% 2 years £1,550 VIEW
Firebird Envirolite Heat-Pac Silverpac Ext 20kW Regular Oil Boiler 20kw 93% 2 years £1,290 VIEW
Firebird Envirolite Heat-Pac Silverpac Ext. 35kW Regular Oil Boiler 35kw 92% 2 years £2,200 VIEW
Firebird Envirolite Boilerhouse 20kW Regular Oil Boiler 20kw 93% 2 years £1,190 VIEW
Firebird Envirolite Boilerhouse 26kW Regular Oil Boiler 26kw 93% 2 years £1,275 VIEW
Firebird Envirolite Boilerhouse 35kW Regular Oil Boiler 35kw 92% 2 years £1,295 VIEW
Firebird Envirolite Utility Internal 20kW Regular Oil Boiler 20kw 93% 2 years £1,120 VIEW
Firebird Envirolite Utility Internal 26kW Regular Oil Boiler 26kw 93% 2 years £1,500 VIEW
Firebird Envirolite System Internal 20kW Oil Boiler 20kw 93% 2 years £1,425 VIEW
Firebird Envirolite System Internal 26kW Oil Boiler 26kw 93% 2 years £1,525 VIEW
Firebird Envirolite Silverpac Ext. 26kW Regular Oil Boiler 26kw 92% 2 years £1,300 VIEW
Firebird Enviroblue Heatpac 20kW External Regular Oil Boiler 20kw 94.8% 2 years £N/A VIEW
Firebird Enviroblue Heatpac 26kW External Regular Oil Boiler 26kw 94.8% 2 years £N/A VIEW
Firebird Enviroblue Heatpac 35kW External Regular Oil Boiler 35kw 94.4% 2 years £N/A VIEW
Firebird Slimline Silverpac 20kW External Regular Oil Boiler 20kw 93.8% 2 years £N/A VIEW
Firebird Slimline Silverpac 26kW External Regular Oil Boiler 26kw 93.7% 2 years £N/A VIEW
Firebird Enviroblue Popular 26kW Boilerhouse Regular Oil Boiler 26kw 94.8% 2 years £N/A VIEW
Firebird Enviroblue Popular 35kW Boilerhouse Regular Oil Boiler 35kw 94.4% 2 years £N/A VIEW
Firebird Envirogreen™ Kitchen 18kW Internal Regular Oil Boiler 18kw 91.6% 2 years £N/A VIEW
Firebird Envirogreen™ Kitchen C20 Internal Regular Oil Boiler 20kw 92.5% 2 years £N/A VIEW
Firebird Envirogreen™ Kitchen C26 Internal Regular Oil Boiler 26kw 92.6% 2 years £N/A VIEW
Firebird Envirogreen™ Kitchen C35 Internal Regular Oil Boiler 35kw 92.6% 2 years £N/A VIEW
Firebird Envirogreen™ Heatpac 18kW External Regular Oil Boiler 18kw 91.6% 2 years £N/A VIEW
Firebird Envirogreen™ Heatpac C20 External Regular Oil Boiler 20kw 92.5% 2 years £N/A VIEW
Firebird Envirogreen™ Heatpac C26 External Regular Oil Boiler 26kw 92.6% 2 years £N/A VIEW
Firebird Envirogreen™ Heatpac C35 External Regular Oil Boiler 35kw 92.6% 2 years £N/A VIEW
Firebird Envirogreen™ Slimline Heatpac C20 External Regular Oil Boiler 20kw 92.5% 2 years £N/A VIEW
Firebird Envirogreen™ Slimline Heatpac C26 External Regular Oil Boiler 26kw 92.6% 2 years £N/A VIEW
Firebird Envirogreen™ Slimline Heatpac C35 External Regular Oil Boiler 35kw 92.6% 2 years £N/A VIEW
Firebird Envirogreen™ Popular 18kW Boilerhouse Regular Oil Boiler 18kw 91.6% 2 years £N/A VIEW
Firebird Envirogreen™ Popular C20 Boilerhouse Regular Oil Boiler 20kw 92.5% 2 years £N/A VIEW
Firebird Envirogreen™ Popular C26 Boilerhouse Regular Oil Boiler 26kw 92.6% 2 years £N/A VIEW
Firebird Envirogreen™ Popular C35 Boilerhouse Regular Boiler 35kw 92.6% 2 years £N/A VIEW

Grant

Boiler Model kW Efficiency Warranty Typical Price

Available

Grant Vortex Eco Utility 35kW Regular Oil Boiler 35kw 90.3% 2 years £1,675 VIEW
Grant Vortex Pro External 21kW Regular Oil Boiler 21kw 90.7% 2 years £1,255 VIEW
Grant VortexBlue Kitchen/Utility 21kW Regular Oil Boiler 21kw 90.8% 2 years £2,155 VIEW
Grant VortexBlue Kitchen/Utility 36kW Regular Oil Boiler 36kw 91.7% 2 years £1,392 VIEW
Grant VortexBlue External 21kW Regular Oil Boiler 21kw 90.8% 2 years £2,225 VIEW
Grant VortexBlue External 26kW Regular Oil Boiler 26kw 91.7% 2 years £2,605 VIEW
Grant VortexBlue External 36kW Regular Oil Boiler 36kw 94.5% 2 years £1,285 VIEW
Grant Vortex Eco Utility 21kW Regular Oil Boiler 21kw 92.7% 2 years £1,595 VIEW
Grant Vortex Eco Utility 26kW Regular Oil Boiler 26kw 91.7% 2 years £1,595 VIEW
Grant Vortex Eco External 21kW Regular Oil Boiler 21kw 92.7% 2 years £1,225 VIEW
Grant Vortex Eco External 26kW Regular Oil Boiler 26kw 91.7% 2 years £1,695 VIEW
Grant Vortex Eco External 35kW Regular Oil Boiler 35kw 92.4% 2 years £1,770 VIEW
Grant Vortex Pro Kitchen/Utility 21kW Regular Oil Boiler 21kw 90.8% 2 years £1,350 VIEW
Grant Vortex Pro Kitchen/Utility 36kW System Oil Boiler 36kw 91.7% 2 years £1,520 VIEW
Grant Vortex Pro Kitchen/Utility 58kW Regular Oil Boiler 58kw 94.5% 2 years £2,055 VIEW
Grant Vortex Pro Kitchen/Utility 70kW Regular Oil Boiler 70kw 91.6% 2 years £2,200 VIEW
Grant Vortex Pro External 26kW Regular Oil Boiler 26kw 91.20% 2 years £2,300 VIEW
Grant Vortex Pro External 36kW Regular Oil Boiler 36kw 94.5% 2 years £2,285 VIEW
Grant Vortex Pro External 46kW Regular Oil Boiler 46kw 90% 2 years £2,355 VIEW
Grant Vortex Pro External 58kW Regular Oil Boiler 58kw 91.9% 2 years £2,045 VIEW
Grant Vortex Pro External 70kW Regular Oil Boiler 70kw 91.6% 2 years £2,135 VIEW
Grant Vortex Eco Internal Wall Hung 21kW Regular Oil Boiler 21kw 90.1% 2 years £1,660 VIEW
Grant Vortex Eco External Wall Hung 16kW Regular Oil Boiler 16kw 90.5% 2 years £2,035 VIEW
Grant Vortex Eco External Wall Hung 21kW Regular Oil Boiler 21kw 90.1% 2 years £1,695 VIEW
Grant Vortex Pro Kitchen/Utility 36kW Regular Oil Boiler 36kw 94.5% 2 years £2,035 VIEW
Grant VortexBlue Kitchen/Utility 26kW Regular Oil Boiler 26kw 91.71% 2 years £1,500 VIEW
Grant Vortex Boiler House 21kW Regular Oil Boiler 21kw 90.7% 5 years £1,365 VIEW
Grant Vortex Boiler House 26kW Regular Oil Boiler 26kw 90.7% 5 years £1,855 VIEW
Grant Vortex Boiler House 35kW Regular Oil Boiler 35kw 94.6% 5 years £2,045 VIEW
Grant Vortex Boiler House 46kW Regular Oil Boiler 46kw 90% 5 years £1,845 VIEW
Grant Vortex Boiler House 58kW Regular Oil Boiler 58kw 91.9% 5 years £1,775 VIEW
Grant Vortex Boiler House 70kW Regular Oil Boiler 70kw 91.6% 5 years £2,085 VIEW
Grant Vortex Pro Kitchen/Utility 26kW Regular Oil Boiler 26kw 91.7% 2 years £1,675 VIEW
Grant Vortex Pro Kitchen/Utility 46kW Regular Oil Boiler 46kw 90% 2 years £2,085 VIEW
Grant Vortex Eco Internal Wall Hung 16kW Regular Oil Boiler 16kw 90.1% 2 years £1,535 VIEW

Show Discontinued

Grant Vortex Pro Boiler House 26kW Regular Oil Boiler 36kw 94.6% 2 years £1,525 VIEW
Grant Vortex Pro Boiler House 46kW Regular Oil Boiler 46kw 90.6% 2 years £1,740 VIEW
Grant Vortex Pro Boiler House 58kW Regular Oil Boiler 58kw 91.9% 2 years £2,000 VIEW
Grant Vortex Pro Boiler House 70kW Regular Oil Boiler 70kw 96.2% 2 years £2,125 VIEW

Mistral

Boiler Model kW Efficiency Warranty Typical Price
Mistral Kitchen Utility Classic KUT1 20kW Regular Oil Boiler 20kw 87% 2 yr. parts - 5 yr. heat exch £1,078 VIEW
Mistral Kitchen Utility Classic KUT2 26kW Regular Oil Boiler 26kw 87% 2 yr. parts - 5 yr. heat exch £1,139 VIEW
Mistral Kitchen Utility Classic KUT3 35kW Regular Oil Boiler 35kw 87% 2 yr. parts - 5 yr. heat exch £1,290 VIEW
Mistral Kitchen Utility Classic KUT4 41kW Regular Oil Boiler -41kw 87% 2 yr. parts - 5 yr. heat exch £1,440 VIEW
Mistral Kitchen Utility Classic KUT5 50kW Regular Oil Boiler 50kw 86% 2 yr. parts - 5 yr. heat exch £1,620 VIEW
Mistral Kitchen Utility Classic KUT6 58kW Regular Oil Boiler 58kw 86% 2 yr. parts - 5 yr. heat exch £1,800 VIEW
Mistral Kitchen Utility Classic KUT7 68kW Regular Oil Boiler 68kw 86% 2 yr. parts - 5 yr. heat exch £1,920 VIEW
Mistral Boiler House Classic BH1 20kW Regular Oil Boiler 20kw 87% 2 yr. parts - 5 yr. heat exch £1,078 VIEW
Mistral Boiler House Classic BH2 26kW Regular Oil Boiler 26kw 87% 2 yr. parts - 5 yr. heat exch £1,138 VIEW
Mistral Boiler House Classic BH3 35kW Regular Oil Boiler 35kw 87% 2 yr. parts - 5 yr. heat exch £1,275 VIEW
Mistral Boiler House Classic BH4 41kW Regular Oil Boiler 41kw 87% 2 yr. parts - 5 yr. heat exch £1,440 VIEW
Mistral Boiler House BH5 50kW Regular Oil Boiler 50kw 86% 2 yr. parts - 5 yr. heat exch £1,620 VIEW
Mistral Boiler House BH6 58kW Regular Oil Boiler 58kw 86% 2 yr. parts - 5 yr. heat exch £1,800 VIEW
Mistral Boiler House BH7 68kW Regular Oil Boiler 68kw 86% 2 yr. parts - 5 yr. heat exch £1,920 VIEW
Mistral Outdoor Utility Standard OD1 20kW Regular Oil Boiler 20kw 87% 2 yr. parts - 5 yr. heat exch £1,260 VIEW
Mistral Outdoor Utility Standard OD2 26kW Regular Oil Boiler 26kw 87% 2 yr. parts - 5 yr. heat exch £1,320 VIEW
Mistral Outdoor Utility Standard OD4 41kW Regular Oil Boiler 41kw 87% 2 yr. parts - 5 yr. heat exch £1,620 VIEW
Mistral Outdoor Utility OD5 50kW Regular Oil Boiler 50kw 86% 2 yr. parts - 5 yr. heat exch £1,800 VIEW
Mistral Outdoor Utility OD6 58kW Regular Oil Boiler 58kw 86% 2 yr. parts - 5 yr. heat exch £1,920 VIEW
Mistral Outdoor Utility OD7 68kW Regular Oil Boiler 68kw 86% 2 yr. parts - 5 yr. heat exch £2,100 VIEW
Mistral Kitchen Utility Classic CKUT1 20kW Regular Oil Boiler 20kw 92% 2 yr. parts - 5 yr. heat exch £1,920 VIEW
Mistral Kitchen Utility Classic CKUT2 26kW Regular Oil Boiler 26kw 92% 2 yr. parts - 5 yr. heat exch £1,998 VIEW
Mistral Kitchen Utility Classic CKUT3 35kW Regular Oil Boiler 35kw 92% 2 yr. parts - 5 yr. heat exch £2,380 VIEW
Mistral Kitchen Utility Classic CKUT4 41kW Regular Oil Boiler 41kw 92% 2 yr. parts - 5 yr. heat exch £2,800 VIEW
Mistral Kitchen Utility Classic CKUT5 50kW Regular Oil Boiler 50kw 90% 2 yr. parts - 5 yr. heat exch £3,060 VIEW
Mistral Kitchen Utility Classic CKUT6 58kW Regular Oil Boiler 58kw 90% 2 yr. parts - 5 yr. heat exch £3,180 VIEW
Mistral Kitchen Utility Classic CKUT7 68kW Regular Oil Boiler 68kw 90% 2 yr. parts - 5 yr. heat exch £3,250 VIEW
Mistral Boiler House Classic CBH1 20kW Regular Oil Boiler 20kw 92% 2 yr. parts - 5 yr. heat exch £1,185 VIEW
Mistral Boiler House Classic CBH2 26kW Regular Oil Boiler 26kw 92% 2 yr. parts - 5 yr. heat exch £1,260 VIEW
Mistral Boiler House Classic CBH3 35kW Regular Oil Boiler 35kw 92% 2 yr. parts - 5 yr. heat exch £1,500 VIEW
Mistral Boiler House Classic CBH4 41kW Regular Oil Boiler 41kw 92% 2 yr. parts - 5 yr. heat exch £1,680 VIEW
Mistral Boiler House CBH5 50kW Regular Oil Boiler 50kw 90% 2 yr. parts - 5 yr. heat exch £1,860 VIEW
Mistral Boiler House CBH6 58kW Regular Oil Boiler 58kw 90% 2 yr. parts - 5 yr. heat exch £1,950 VIEW
Mistral Boiler House CBH7 68kW Regular Oil Boiler 68kw 90% 2 yr. parts - 5 yr. heat exch £2,040 VIEW
Mistral Outdoor Utility Standard COD1 20kW Regular Oil Boiler 20kw 92% 2 yr. parts - 5 yr. heat exch £1,365 VIEW
Mistral Outdoor Utility Standard COD2 26kW Regular Oil Boiler 26kw 92% 2 yr. parts - 5 yr. heat exch £1,410 VIEW
Mistral Outdoor Utility Standard COD3 35kW Regular Oil Boiler 35kw 92% 2 yr. parts - 5 yr. heat exch £1,680 VIEW
Mistral Outdoor Utility Standard COD4 41kW Regular Oil Boiler 41kw 92% 2 yr. parts - 5 yr. heat exch £2,040 VIEW
Mistral Outdoor Utility COD7 68kW Regular Oil Boiler 68kw 90% 2 yr. parts - 5 yr. heat exch £2,460 VIEW
Mistral Outdoor Utility COD5 50kW Regular Oil Boiler 50kw 90% 2 yr. parts - 5 yr. heat exch £2,160 VIEW
Mistral Outdoor Utility COD6 58kW Regular Oil Boiler 58kw 90% 2 yr. parts - 5 yr. heat exch £2,340 VIEW
Mistral Outdoor Utility Standard OD3 35kW Regular Oil Boiler 35kw 87% 2 yr. parts - 5 yr. heat exch £1,500 VIEW

Navien

Warmflow

Worcester Bosch

Boiler Model kW Efficiency Warranty Typical Price

Available

Worcester Bosch Greenstar Danesmoor 12/18 Regular Oil Boiler 18 kw 90% 2 years £1,430 VIEW
Worcester Bosch Greenstar Danesmoor 18/25 Regular Oil Boiler 25 kw 90% 2 years £1,700 VIEW
Worcester Bosch Greenstar Danesmoor 25/32 Regular Oil Boiler 32 kw 90% 2 years £2,102 VIEW
Worcester Bosch Greenstar Danesmoor Utility 12/18 Regular Oil Boiler 18 kw 90% 2 years £1,446 VIEW
Worcester Bosch Greenstar Danesmoor Utility 18/25 Regular Oil Boiler 25 kw 90% 2 years £1,553 VIEW
Worcester Bosch Greenstar Danesmoor Utility 25/32 Regular Oil Boiler 32 kw 91% 2 years £1,947 VIEW
Worcester Bosch Greenstar Danesmoor External 12/18 Regular Oil Boiler 18 kw 90% 2 years £1,890 VIEW
Worcester Bosch Greenstar Danesmoor External 18/25 Regular Oil Boiler 25 kw 90% 2 years £1,880 VIEW
Worcester Bosch Greenstar Danesmoor External 25/32 Regular Oil Boiler 32 kw 91% 2 years £2,235 VIEW
Worcester Bosch Greenstar Utility 32/50 Regular Oil Boiler 50 kw 90% 2 years £2,211 VIEW
Worcester Bosch Greenstar Utility 50/70 Regular Oil Boiler 70 kw 91% 2 years £2,369 VIEW

Show Discontinued

Worcester Bosch Greenstar Camray 18 Regular Oil Boiler 18kw 93.1 5 years £2,263 VIEW
Worcester Bosch Greenstar Camray 25 Regular Oil Boiler 25kw 93.2 5 years £2,284 VIEW
Worcester Bosch Greenstar Camray 32 Regular Oil Boiler 32kw 94.2 5 years £2,072 VIEW
Worcester Bosch Greenstar Camray Utility 18 Regular Oil Boiler 18kw 93.1 5 years £2,072 VIEW
Worcester Bosch Greenstar Camray Utility 32 Regular Oil Boiler 32kw 94.2 5 years £2,030 VIEW
Worcester Bosch Greenstar Camray External 18 Regular Oil Boiler 18kw 93.1 5 years £2,096 VIEW
Worcester Bosch Greenstar Camray Utility 25 Regular Oil Boiler 25kw 93.2 5 years £2,030 VIEW
Worcester Bosch Greenstar Camray External 32 Regular Oil Boiler 32kw 94.2 5 years £2,030 VIEW
Worcester Bosch Greenstar Camray External 25 Regular Oil Boiler 25kw 93.2 5 years £1,608 VIEW

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