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Compare Grant Combi Boilers

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

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Boiler Model kW Options Efficiency Standard Warranty Typical Price Add to Compare
Grant VortexBlue Internal 21kW Combi Oil Boiler 21kw 90.81% 2 years £2832
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Grant VortexBlue Internal 26kW Combi Oil Boiler 26kw 91.71 2 years £2961
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Grant VortexBlue Internal 36kW Combi Oil Boiler 36kw 94.56% 2 years £3218
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Grant VortexBlue External 21kW Combi Oil Boiler 21kw 93.3% 2 years £2895
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Grant VortexBlue External 26kW Combi Oil Boiler 26kw 93.3% 2 years £3089
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Grant VortexBlue External 36kW Combi Oil Boiler 36kw 93.3% 2 years £3346
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Grant Vortex Pro Internal Combi 21kW Oil Boiler 21kw 89.5% 2 years £2221
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Grant Vortex Pro Combi Internal 26kW Oil Boiler 26kw 89.5% 2 years £2093
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Grant Vortex Pro Internal Combi 36kW Oil Boiler 26kw 89.5% 2 years £2510
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Grant Vortex Pro Combi XS Compact 26kW Oil Boiler 26kw 93.3% 2 years £1993
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Grant Vortex Pro Combi External 21kW Oil Boiler 21kw 89.5% 2 years £2314
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Grant Vortex Pro Combi External 26kW Oil Boiler 26kw 89.5% 2 years £2460
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Grant Vortex Pro Combi External 36kW Oil Boiler 36kw 91.6% 2 years £1917
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