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Essential combi boilers

Quality, Performance and Value

  • Exceptional value for money combi range
  • FREE 3 year warranty with option to extend*
  • Sold with analogue timer and flue
  • 24kW and 28kW outputs available

The Essential boiler range is simple, highly efficient, reliable and easy to use, giving you a winning formula.

Designed with a high quality and powerful aluminium heat exchanger, the Essential has leading features, a bright, easy-to-read, LCD display and comes with a 3 year warranty as standard with the option to extend*. The Essential is delivered as a boiler, flue and analogue timer package and is supported by a UK brand you can trust with industry leading service.

If you chose to have a Essential boiler fitted by a Glow-worm Club Energy installer you’ll also receive a FREE 3 year warranty as standard* from our industry leading Group Service team. If you’d prefer however you can also easily extend this for an additional charge, when your installer registers the installation either through the Club Energy website or the market leading Plumbing Toolbox app.

*When registered through Club Energy.

Features & benefits

  • Great value combi range with choice of 24kW or 28kW models
  • In-built analogue timer
  • Easy-to-use interface with LCD display
  • Simple, smart design
  • Light weight, aluminium heat exchanger providing great performance
  • Highly efficient, A rated boiler for ErP energy labelling to reduce energy bills
  • Modulating Grundfos pump for reduced energy use
  • Compatible with full range of Glow-worm controls, flues and accessories
  • 3 year parts and labour guarantee*

*with an extended warranty option available through Club Energy



Essential boilersUnit 24kW 28kW
Casing dimensions
(H x W x D)
mm740 x 418 x 300740 x 418 x 300
SEDBUK rating 2009 89.389.3
ErP rating heating AA
ErP rating DHW AA
Top (from top of boiler)mm300300
Side mm0.50.5**
Bottom mm300300
Front mm²600600**

** 5mm if removable panel/door

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