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A white Viessmann Vitodens 100-W B1GA 16kW heat gas boiler is displayed on a green gradient background with text: "Fully Fitted," "£0 Deposit," and the product name below.

Viessmann Vitodens 100-W B1GA 16kW Heat Gas Boiler

£2,999.00

Compact heat only boiler for small to medium homes, with efficient performance and smart features.

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The Viessmann Vitodens 100-W B1GA 16kW Heat Gas Boiler is a condensing heat only boiler for small to medium homes with up to 10 radiators, requiring a hot water cylinder and feed/expansion tank. It provides a 16kW central heating output and a 94% seasonal efficiency rating (ErP A-rated). Measuring 700x400x350mm and weighing 33kg, it’s cupboard-friendly with no side clearance required. It features 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 for easy operation. Quiet Mark approved, it supports flexible flueing and includes weather compensation and OpenTherm compatibility. Ideal for traditional open vented or sealed systems, it offers a 10-year warranty, extendable to 12 years with a Viessmann-accredited installer, perfect for homes seeking efficiency and reliability.

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