older versions

Viessmann Vitodens 100-W – older version with instantaneous DHW heating

This is an older, yet still sold and serviced generation of the Viessmann Vitodens 100-W condensing boiler with an output of 26 kW, instantaneous hot water heating and control included in the delivery. The boiler is particularly suitable for customers replacing an existing boiler of the same generation with a new unit, or looking for a proven model at a more favourable price compared to the current range.

Frequently Asked Questions

• What does “older version” mean for this boiler? This is the previous generation of Vitodens 100-W, not a discontinued model – the boiler is still commonly sold and is fully serviced.
• Who is this boiler suitable for? Especially for replacing an older boiler of the same generation, or for customers looking for a proven model with instantaneous DHW heating.