Procombi Essential

Great value combi 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

Great value combi with a 2 year warranty

The Procombi Essential is designed and built by Glow-worm to give you a winning formula in the highly crowded and competitive market you’re in.

With the Procombi Essential you now have the opportunity to compete on quality, performance, and value for money, turning a challenge into a lucrative opportunity for you.

Available in 24kW and 28kW combi models, featuring a high quality aluminium heat exchanger and inbuilt analogue timer, the Procombi Essential offers everything you need for a competitive ‘all in’ package, whilst also boasting the exceptional quality you know and trust of Glow-worm’s UK based manufacturing.

Club Energy installers can offer a 2 year warranty as standard* from our leading Service team, and can easily extend this for customers, if required, when registering the installation either through the Club Energy website or the market leading Plumbing Toolbox app.

Available exclusively at Independent Merchants nationwide.

*When registered through Club Energy.

Features and 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

• Light weight Aluminium heat exchanger providing 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 boilers24kW28kW
Weight (lift) (kg)3233
CH output (kW) Min/Max5/21.26.3/25.7
NOx class (natural gas)55
Casing dimensions (h w d) (mm)740mm x 418mm x 300mm740mm x 418mm x 300mm
DHW flow rate storage/combi (l/min, 35°C rise)1011.7
SEDBUK rating 200989.389.3
ErP Rating HeatingAA
ErP Rating DHWAA
Suitable for sealed systemsYesYes
Inbuilt adjustable system bypassYesYes
Inbuilt condensate trap/siphonYesYes
Inbuilt boiler frost protection2 stageYes
Zero compartment ventilationYesYes
Top (mm) (from top of boiler)300300
Side (mm)0/50/5*
Bottom (mm)300300
Front (mm)2600600**
User Interface
User displaySuper Bright LCDAdvanced/Intuitive
User adjustable CH temp controlYesYes
User adjustable DHW temp controlYesYes
Optional spacing frameYesYes
Water connections 2x22/2x15mm2x22/2x15mm
Max horizontal ø60/1009m9m
Max vertical ø80/12522m22m
Optional plume management kit ø60/100YesYes

*See manual for clearance if side panels are to be removed to assist future service and maintenance

** 5mm if removable panel/door

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