New Boiler Installation/Exchange Option 1:

Potterton Promax Combi Boiler 

At Prime Gas Services we have hundreds of satisfied customers.  

Available in outputs of 24kW – 40kW, the Potterton Promax Combi delivers domestic hot water flow rate up to 16.4 litres/minute and has an excellent SAP 2012 seasonal efficiency rating for cost effective compliance with the Building Regulations. 

 What’s included ?


  1. Potterton High Efficiency Condensing Boiler.
  2. 2 years warranty (includes unlimited call outs, parts and labour from Potterton).
  3. Digital Room Thermostat
  4. Full chemical system flush.
  5. Magnaclean Pro 2 fully installed worth £200, click here for more info.
  6. All Parts and materials supplied.
  7. Potterton 2 year Warranty and Gas Safe notification take care of.
  8. Removal and disposal of all waste and materials from site.

Boiler Exchange from £1,395

* Dependant on Boiler kW Rating
* All work commenced within 24 hours and usually finished within 1 day
* Subject to Terms and Conditions

Terms & Conditions

  • Combi to combi only
  • All pipework adjacent, the correct size & correct material
  • standard horizontal flue above 2m from ground
  • electrical work adjacent with correct switched fuse spur
  • ground and first floor installation only
  • any additional work will incur an additional charge
  • all other tyoes of installation available however, an additional charge will apply
  • manufacturers warranty is subject to an annual service being carried out