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Efficient system boiler for small to medium homes, with smart features and WiFi.
The Viessmann Vitodens 100-W 19kW System Gas Boiler is a condensing system boiler for small to medium homes with up to 10 radiators and 1-2 bathrooms, requiring a hot water cylinder. It provides a 19kW central heating output and a 94% efficiency rating (ErP A-rated). Measuring 700x400x350mm and weighing 35kg, it’s cupboard-friendly. It includes the Inox-Radial stainless steel heat exchanger, a MatriX-Plus burner, integrated WiFi for ViCare app control, and a 1:10 modulation ratio. Quiet Mark approved, it supports natural gas, LPG, or 20% hydrogen blends and features a backlit LCD. It offers a 10-year warranty, extendable to 12 years with a Viessmann-accredited installer, suitable for moderate demands.
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