10 Year guarantee^*

Vortex Blue: Internal Combi

Featuring three white cased models, the Grant VortexBlue Internal Combi range is designed to meet a home’s heating and hot water requirements effectively.

The Grant VortexBlue Internal Combi boilers incorporate the ultra-low NOx blue flame burner technology with Grant’s award-winning Vortex stainless steel heat exchanger. Their sleek white casing makes the Combi models ideal for use in utility rooms and with their excellent hot water performances, the VortexBlue Internal Combi boiler range can help homeowners low their fuel bills and emissions.

a Heating b Water

Features & benefits

*10 year guarantee when installed by a G1 Installer (Terms and Conditions apply)
Available in outputs of 21kW, 26kW and 36kW
Very efficient operation achieving space heating efficiencies between 90.8 – 94.5%
Each VortexBlue Internal Combi features large heat exchangers which, due to their low water content and larger surface area, vastly increases the hot water performance
Features market leading Riello Blue Flame burner resulting in cleaner combustion process and extremely low NOx emissions
Supplied with a 24ltr expansion vessel
Neon diagnostic indicators for user-friendly operation
Compatible with Grant EZ-Fit flue systems
Heating engineers should visit the Professionals VortexBlue Internal Combi range webpage to read more about these models

Grant Solar Thermal system and thermal store partner up with VortexBlue oil boiler

Case Study

Martin Roberts warms up with a Grant VortexBlue

Case Study

Peace of mind

All Grant VortexBlue oil-fired boilers are available with a 10 year guarantee when they are installed by a G1 Installer (subject to Terms and Conditions). When homeowners have a VortexBlue boiler fitted by a member of the G1 Installer Scheme, they can therefore benefit from 10 years of peace of mind with their new home heating system.

To find a G1 Installer in your local area, follow the link below to use our Find an Engineer search facility.

Specification

Product code	Model	Set Output	Max Output	Weight	Height	Width	Depth	Efficiency	NOx Emissions	Energy Rating	Load Profile	Energy Label	Product Fiche
VTXBFCOMBI21	VortexBlue Combi 21	21kW	21kW	160kg	860mm	614mm	609mm	90.81	Class 3	a Heating b Water	XL	View	View
VTXBFCOMBI26	Grant VortexBlue Combi 26	26kW	26kW	177kg	860mm	614mm	609mm	91.71	Class 3	a Heating b Water	XL	View	View
VTXBFCOMBI36	Grant VortexBlue Combi 36	36kW	36kW	200kg	900mm	614mm	609mm	94.56	Class 3	a Heating b Water	XL	View	View