Industry approved and accredited.

  • Worcester
  • Which
  • Hitachi
  • Checkatrade
  • Trustpilot
  • Gas Safe

Providing heating and boiler services in Hampshire

Since 2011 our engineers have been providing top quality boiler services, repairs and installations in Hampshire and all surrounding areas, including Portsmouth, Fareham and Gosport, considering our customers above all else.

Boiler and heating repairs

We offer a fast, friendly and reliable service and have extensive knowledge and experience to repair a wide range of boilers including Worcester Bosch, Ideal and Vaillant to name a few.

With our extensive knowledge and expertise on boiler and central heating systems, you will be sure to be up and running with heating and hot water in no time at all.

Emergency repairs / installations

Phone, Quote, Install

All within 48 hours

Gas Safe registered engineers

At Diamond Gas & Heating we ensure that all of our engineers are kept up to date with all the latest training offered by manufacturers, ensuring that our customers receive nothing but the best service.

Members of Check-a-Trade and a selected Which? Trusted Trader, our reputation has been developed through hard work and reliability which is why we are the area’s number one choice for your gas and heating needs.

What our engineers can help with

Guidance & Instructions

The Diamond Gas & Heating team is always happy to help. Our engineers can guide you through the best possible actions to take when considering your water systems.

Contact us for help

Repairs and Maintenance Plans

We have a wide range of plans that suit different individual needs, our engineers can help explain the best possible plan of action for you.

Warmcare Plans

Finance Options

Our engineers are happy to explain the options available.

Read About Finance