Containing Riello RDB BLU burner technology for a cleaner burn, the Grant VortexBlue Internal Combi 26 condensing boiler also features the award-winning larger size Vortex stainless steel heat exchanger for an ErP A rating, meaning lower running costs and a smaller carbon footprint. This attractively designed 26kW internal boiler contains extremely accurate electronic temperature controls for on-demand hot water even while in central heating condensing mode, providing high levels of user comfort. Neon diagnostic displays make identifying faults and making repairs to the VortexBlue easy too.
- Two very accurate electronic temperature controls allow boiler to operate in condensing mode on central heating whilst maintaining instant hot water
- Riello Blue Flame burner produces a blue flame, rather than the usual yellow, resulting in cleaner combustion process and extremely low NOx emissions.
- Large heat exchangers which, with a low water content and larger surface area, increases hot water performance
- Neon diagnostic indicators making fault diagnostics easier
- Part of an award-winning range
- 89.5 to 91.6% gross SAP 2009 annual efficiency
- Low system pressure cut off switch protects boiler in the unlikely event of system water loss
- 24L expansion vessel
- 2 year warranty