32kw Boilers

The Viessmann Vitodens 100-W B1GA 32kW Heat Gas Boiler is a condensing heat only boiler for large homes with up to 18 radiators, requiring a hot water cylinder and feed/expansion tank. It delivers a 32kW central heating output and a 94% seasonal efficiency rating (ErP A-rated). Measuring 700x400x350mm and weighing 33kg, it’s suitable for cupboard installation with no side clearance. It includes the Inox-Radial stainless steel heat exchanger, a MatriX-Plus burner with Lambda Pro Control for gas adaptability (natural gas, LPG, or 20% hydrogen blends), and an LCD touchscreen. Quiet Mark approved, it supports flexible flueing, weather compensation, and OpenTherm compatibility for smart control. It comes with a 10-year warranty, extendable to 12 years with a Viessmann-accredited installer, ideal for high-demand households with traditional systems.

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