Which? uses cookies to improve our sites and by continuing you agree to our cookies policy

Glow-worm ENERGY 15r -A (H-GB) review

Launched Assessed -

Typical price


Glow-worm's Energy range of compact regular or heat-only boilers is designed to replace old and inefficient boilers commonly found in homes that use a separate storage cylinder for hot water, and have a cold water tank in the loft. The Glow-worm Energy 15r -A is small enough to fit into a kitchen cupboard, but is it likely to be the best replacement boiler for your home? Our full review can help you decide.
Is it worth your money?
Or is it a waste of cash?
  • Efficiency rating

    score is available for members only
  • Brand reliability

    score is available for members only
  • Brand customer score

    score is available for members only

The Which? difference

As well as thousands of impartial product reviews from our Test Labs, a Which? membership also gets you:

  • Unlimited access across which.co.uk
  • Advice on the move with our apps
  • Which? magazine delivered to your door
  • The inside scoop on important issues, from scams to savings accounts

Which? can help you make good decisions

Related articles