We use cookies to ensure that we give you the best experience on our website and to constantly adjust our website to your needs. We also use cookies to provide you with helpful features and value added functionality. To use the website with full comfort, please accept to receive all cookies on our website.

Accept Decline

Procombi Essential combi boilers

Great value combi boiler with a 2 year warranty

  • Exceptional value for money combi range
  • FREE 2 year warranty* with option to extend*
  • Sold with analogue timer and flue
  • 24kW and 28kW outputs available

Designed to provide reliable heating and domestic hot water for homes without the need for a separate hot water cylinder, the straightforward Procombi Essential provides great performance and excellent value for money.

Designed and manufactured at Glow-worm’s industry-leading facilities in Derbyshire, the Procombi Essential boiler range is simple, highly efficient, reliable and easy to use; making it perfect for a basic boiler purchase.

Available in a choice of 24kW and 28kW models, the Procombi Essential is also suitable for homes of many sizes, The boiler features a modern, bright, LCD display and comes complete with a simple to use analogue timer for straightforward programming.

The range is also compatible with the complete range of Glow-worm controls including the popular Migo app based control (sold separately), which is ideal for those looking to save even more on their fuel bills.

If you chose to have a Procombi Essential boiler installed by a Glow-worm Club Energy installer you’ll also receive a FREE 2 year warranty as standard* from our 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

• In-built analogue timer

• Easy-to-use interface with LCD display

• Simple, smart design

• High grade Aluminium heat exchanger provides great performance

• High efficiency, A rated boiler for ErP energy labelling to reduce energy bills

• Grundfos modulating pump for reduced energy use

• Compatible with full range of Glow-worm controls, flues and accessories

• 2 year parts and labour guarantee* with an extended warranty option available through Club Energy



Procombi Essential boilersUnits 24kW 28kW
Casing dimensions (h w 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

Related Products

Related Products

Introducing MiGo

The personal heating assistant

  • Wi-Fi thermostat and easy-to-use app
  • Manage heating and hot water from anywhere
  • Reduces energy consumption, saves money
  • Internet weather compensation
  • eBUS communication

Climapro₂ RF Control

Glow-worm’s most innovative wireless programmable room thermostat

  • Capable of room and weather compensation*
  • Two channel wireless programmable room thermostat
  • Backlit display provides advanced user control and functionality
  • 2 years standard warranty

Climapro₁ control

Available wireless and wired

  • Annual service reminder function
  • Automatic update for summer and winter
  • Simple and discreet
  • Weather compensation ability (when used with optional outdoor sensor)

Climastat The Energy System Boiler

Thermostat from Glow-worm

  • Easy to use
  • Extra low voltage
  • Simple & discreet 2 wire connection
  • Polarity not important