Rapid 25

Rapid 25

Less parts, more reliability
ErP compliant as high efficiency pump is fitted as standard
Built-in digital time clock
Built-in expansion vessel
Central flue

Energy label AEnergy label A XL

  • 25 kW power
  • CW4

Rapid 25

You expect your central heating boiler to provide enough hot water for both your kitchen and bathroom, as well as enough warmth to make sure all the rooms in your home feel comfortable. Our Rapid 25 is designed to do just this.

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Our Customer Service team is at your disposal to answer all your questions and provide technical advice, if that’s what you need. You can call us on 01527 888000, Monday – Friday, between 8.00 am and 5.00 pm. Saturday morning between 8.00 am and 12.00 pm.

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Background grey Discover the Rapid
Article number 049917
Gas Council Number 47-291-08
PCDB Number 017842
Signature Output 25
Safety Class IP44
NOx Class 5
NOx Level < mg/kWh 60
Rated Power kW 7.70 - 23.10
Maximum CH water temperature °C 90
Nominal load lower value tap water kW 7.10 - 28.00
DHW threshold l/min 2
DHW Flow Rate at ΔT 25°C l/min 15
DHW Flow Rate at ΔT 35°C l/min 11.20
DHW temperature (factory setting) °C 55
Maximum DHW water pressure bar 8
Minimum DHW water pressure inlet bar 0.20
Height mm 810
Width mm 450
Depth mm 270


  • Intergas Range brochure
  • Fact sheets


  • New service procedure (47.82 MB)
  • Operation instructions Rapid
  • Installation manual Rapid


  • Warranty Terms and Conditions
  • Product fiche Intergas Rapid

Energy label

  • Energy Label Intergas Rapid 25