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Boiler Model	kW	Efficiency	Warranty	Typical Price
Grant Vortex Eco Utility 35kW Regular Oil Boiler COMPARE	35kw	90.3%	2 years	£1600	COMPARE
Grant Vortex Pro External 21kW Regular Oil Boiler COMPARE	21kw	90.7%	2 years	£1430	COMPARE
Grant VortexBlue Internal 21kW Combi Oil Boiler COMPARE	21kw	90.8%	2 years	£1300	COMPARE
Grant VortexBlue Internal 26kW Combi Oil Boiler COMPARE	26kw	91.7%	2 years	£2200	COMPARE
Grant VortexBlue Internal 36kW Combi Oil Boiler COMPARE	36kw	94.5%	2 years	£2380	COMPARE
Grant VortexBlue External 21kW Combi Oil Boiler COMPARE	21kw	90.8%	2 years	£2590	COMPARE
Grant VortexBlue External 26kW Combi Oil Boiler COMPARE	26kw	91.7%	2 years	£2250	COMPARE
Grant VortexBlue External 36kW Combi Oil Boiler COMPARE	36kw	94.5%	2 years	£2900	COMPARE
Grant Vortex Pro Internal Combi 21kW Oil Boiler COMPARE	21kw	90.8%	2 years	£2175	COMPARE
Grant Vortex Pro Internal Combi 26kW Oil Boiler COMPARE	26kw	89.5%	2 years	£2260	COMPARE
Grant Vortex Pro Internal Combi 36kW Oil Boiler COMPARE	26kw	94.5%	2 years	£2430	COMPARE
Grant Vortex Pro Combi XS Compact 26kW Oil Boiler COMPARE	26kw	90%	2 years	£2190	COMPARE
Grant Vortex Pro Combi External 21kW Oil Boiler COMPARE	21kw	90.8%	2 years	£2275	COMPARE
Grant Vortex Pro Combi External 26kW Oil Boiler COMPARE	26kw	91.7%	2 years	£2290	COMPARE
Grant Vortex Pro Combi External 36kW Oil Boiler COMPARE	36kw	94.5%	2 years	£2560	COMPARE
Grant VortexBlue Kitchen/Utility 21kW Regular Oil Boiler COMPARE	21kw	90.8%	2 years	£1780	COMPARE
Grant VortexBlue Kitchen/Utility 36kW Regular Oil Boiler COMPARE	36kw	91.7%	2 years	£1875	COMPARE
Grant VortexBlue External 21kW Regular Oil Boiler COMPARE	21kw	90.8%	2 years	£1975	COMPARE
Grant VortexBlue External 26kW Regular Oil Boiler COMPARE	26kw	91.7%	2 years	£2125	COMPARE
Grant VortexBlue External 36kW Regular Oil Boiler COMPARE	36kw	94.5%	2 years	£2995	COMPARE
Grant Vortex Eco Utility 21kW Regular Oil Boiler COMPARE	21kw	92.7%	2 years	£1225	COMPARE
Grant Vortex Eco Utility 26kW Regular Oil Boiler COMPARE	26kw	91.7%	2 years	£1450	COMPARE
Grant Vortex Eco External 21kW Regular Oil Boiler COMPARE	21kw	92.7%	2 years	£1310	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	£1985	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	£1950	COMPARE
Grant Vortex Pro External 46kW Regular Oil Boiler COMPARE	46kw	90%	2 years	£2075	COMPARE
Grant Vortex Pro External 58kW Regular Oil Boiler COMPARE	58kw	91.9%	2 years	£2445	COMPARE
Grant Vortex Pro External 70kW Regular Oil Boiler COMPARE	70kw	91.6%	2 years	£2595	COMPARE
Grant Vortex Eco Internal Wall Hung 21kW Regular Oil Boiler COMPARE	21kw	90.1%	2 years	£1455	COMPARE
Grant Vortex Eco External Wall Hung 16kW Regular Oil Boiler COMPARE	16kw	90.5%	2 years	£1750	COMPARE
Grant Vortex Eco External Wall Hung 21kW Regular Oil Boiler COMPARE	21kw	90.1%	2 years	£1550	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 VortexBlue Kitchen/Utility 21kW System Oil Boiler COMPARE	21kw	90.8%	2 years	£1650	COMPARE
Grant VortexBlue Kitchen/Utility 26kW System Oil Boiler COMPARE	26kw	91.7%	2 years	£2120	COMPARE
Grant Vortex Pro Kitchen/Utility 36kW Regular Oil Boiler COMPARE	36kw	94.5%	2 years	£1775	COMPARE
Grant Vortex Eco Utility 21kW System Oil Boiler COMPARE	21kw	92.7%	2 years	£1300	COMPARE
Grant Vortex Eco Utility 26kW System Oil Boiler COMPARE	26kw	91.7%	2 years	£1625	COMPARE
Grant Vortex Eco Utility 35kW System Oil Boiler COMPARE	35kw	92.4%	2 years	£1795	COMPARE
Grant Vortex Eco Wall Hung 16kW System Oil Boiler COMPARE	16kw	90.1%	2 years	£1350	COMPARE
Grant Vortex Eco Wall Hung 21kW System Oil Boiler COMPARE	21kw	90.5%	2 years	£1658	COMPARE
Grant Vortex Eco External System Module 21kW Oil Boiler COMPARE	21kw	90.3%	2 years	£1630	COMPARE
Grant Vortex Eco External System Module 26kW Oil Boiler COMPARE	26kw	90.3%	2 years	£1835	COMPARE
Grant Vortex Eco External System Module 35kW Oil Boiler COMPARE	35kw	90.8%	2 years	£2120	COMPARE
Grant Vortex Pro Kitchen/Utility 26kW System Oil Boiler COMPARE	26kw	91.7%	2 years	£1551	COMPARE
Grant VortexBlue Kitchen/Utility 36kW System Oil Boiler COMPARE	36kw	94.5%	2 years	£2185	COMPARE
Grant Vortex Eco Wall Hung External 16kW System Oil Boiler COMPARE	16kw	90.1%	2 years	£1755	COMPARE
Grant Vortex Eco Wall Hung External 21kW System Oil Boiler COMPARE	21kw	90.5%	2 years	£1600	COMPARE
Grant VortexBlue Kitchen/Utility 26kW Regular Oil Boiler COMPARE	26kw	91.71%	2 years	£1995	COMPARE
Grant Vortex Pro Kitchen/Utility 46kW System Oil Boiler COMPARE	46kw	90%	2 years	£2225	COMPARE
Grant Vortex Boiler House 21kW Regular Oil Boiler COMPARE	21kw	90.7%	5 years	£1200	COMPARE
Grant Vortex Boiler House 26kW Regular Oil Boiler COMPARE	26kw	90.7%	5 years	£1275	COMPARE
Grant Vortex Boiler House 35kW Regular Oil Boiler COMPARE	35kw	94.6%	5 years	£1655	COMPARE
Grant Vortex Boiler House 46kW Regular Oil Boiler COMPARE	46kw	90%	5 years	£1950	COMPARE
Grant Vortex Boiler House 58kW Regular Oil Boiler COMPARE	58kw	91.9%	5 years	£2121	COMPARE
Grant Vortex Boiler House 70kW Regular Oil Boiler COMPARE	70kw	91.6%	5 years	£2125	COMPARE
Grant Vortex Pro Kitchen/Utility 26kW Regular Oil Boiler COMPARE	26kw	91.7%	2 years	£1460	COMPARE
Grant Vortex Pro Kitchen/Utility 46kW Regular Oil Boiler COMPARE	46kw	90%	2 years	£2110	COMPARE
Grant Vortex Eco Internal Wall Hung 16kW Regular Oil Boiler COMPARE	16kw	90.1%	2 years	£1365	COMPARE

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