The Glow-worm Energy high efficiency system boiler series is compact, easy to install, has top and rear flue options for maximum siting flexibility, with compact, cupboard fit dimensions, low lift weight, but with all the performance that your customers demand. It's compatible with the full range of Glow-worm's flue and control ranges, and comes with a 7-year guarantee, upgradeable to 10 years when registered through Club Energy and fitted with a Glow-worm power filter, giving customers complete peace of mind. The Energy range is Glow-worm’s new flagship ErP A rated boiler specifically for the one off installer market, installing in private domestic properties. Features include: 7 year manufacturer warranty, High quality automotive grade aluminium heat exchanger, High Efficiency ErP modulating Grundfos pump, Compact size will fit in kitchen cupboards, Modern bright LCD display, Rear flue option, ErP A rated with online energy labelling tool, Compatible with current Glow-worm flues, Supported by Club Energy.