We use cookies to allow us and selected partners to improve your experience and our advertising. By continuing to browse you consent to our use of cookies. You can understand more and change your cookies preferences here.

Viessmann Vitodens 100-W Open vent 13kW WB1B review

£851.00 Typical price

Brand score %

Key features
  • Gas
  • Heat-only or regular

Viessmann's 100-W heat-only boilers are available in five outputs to cover the needs of different-sized homes. This is the smallest in the range, compact enough to fit inside a standard kitchen cabinet, but you'll still need room for a cold water tank and separate hot water cylinder. Read our full review to find out whether the Viessmann Vitodens 100-W 13kW is the right boiler for your home, and how satisfied Viessmann owners are with this brand of boiler.

Included in our expert review
  • Pros and cons
  • Heating engineer views
  • What type of home is this boiler suitable for?
  • Will this boiler produce enough hot water for my home?
  • How efficient is this boiler?
  • What controls does this boiler have?
  • Is this boiler smart compatible?
  • What is the warranty with this boiler?
Try Which? for £1
You can cancel at any time

Technical specifications

Launched

Brand scores

The overall Which? test score is made up of the following star ratings, all determined by our rigorous lab tests.

Find out how we assess boilers
Try Which? for £1
You can cancel at any time

Put us to the test

Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.

Put us to the test

Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.

    CompareRemove all products