High Efficiency Combi Boilers

Each of our high-performance combi boilers is designed with your home in mind. Easy to use and install, they provide central heating and hot water throughout the house without the need for a separate tank for water storage. These great features have made combi boilers so popular that they’ve become one of the most widely used boiler types here in the UK, and can now be found in around 70% of homes up and down the country. Find out more by browsing our combi boiler range below:

Energy Combi

The brand NEW A rated combi boiler

  • ErP A rated
  • Compact size will fit in kitchen cupboards
  • High efficiency – lower running costs
  • Ultra quiet operation
  • Eligible for up to 15 years of warranty*


Exclusive Combi Boiler

  • Easy to use and install
  • LPG compatible; without the need for a separate conversion kit
  • 5 years warranty as standard
  • UK manufactured in Glow-worm’s industry leading facility


Combi Boiler with a FREE 3 Year Warranty

  • 3 years FREE parts and labour warranty
  • Reliable Performance
  • Competitive Price
  • LPG Compatible without the need for a separate conversion kit
  • Warranty up to 6 years is available too*

Energy 35 Store

Limitless Combi Boiler

  • ErP A Rated
  • Instant, Unlimited Hot water
  • Ultra Quiet Operation
  • LPG Compatible
  • Perfect for large properties