About this installer

Diamond Gas and Heating are specialist Worcester Bosch Accredited Installers. We provide top quality Boiler Services, Repairs and Installations to Portsmouth, Fareham, Gosport, and all surrounding areas.Our knowledge and expertise ensure that you receive nothing but the best service. Our reputation has been developed through hard work and reliability. Diamond Gas & Heating understands how important it is to have a warm, safe and comfortable environment for your loved ones and also fully appreciates that even while a major installation or repair work is being carried out, family life needs to go on as normally as possible with little disruption.

Why choose Diamond Gas & Heating Ltd

  • We offer a 24 hour answering service and emergency call out service. Should your boiler breakdown, we will be there to fix it.
  • warm care packages - ensuring you always have peace of mind and priority call outs should your boiler break down. 
  • Finance packages  - Our 2 year 0% interest option allows you to spread the cost of your new boiler, with no extra cost.

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Rated "Excellent" based on 487 reviews 5 Stars

  • Cylinders
  • Oil boiler
  • Gas boiler
  • Air to air heat pump
  • LPG
  • Commercial

Gas safe