DM-Plumbing and Heating is a family run business based in Havant, Hampshire with a team of Gas Safe registered boiler engineers. The services we offer include new boiler installation, boiler servicing, boiler breakdowns, gas safety certificates and other gas works. We are Vaillant Advance installers trained to the highest standards.

We are based in Havant but cover Hampshire and West Sussex, including Portsmouth, Waterlooville, Cosham, Horndean, Petersfield, Fareham, Gosport, Chichester and Bognor Regis. 
 
Friendly, professional and responsive service. 
 
Honest and accurate affordable pricing 
 
We listen to your requirements 
 
Tidy reliable engineers 
 
Vaillant Advance installers 
 
New Boiler Installations 

We have become unrivalled suppliers and installers of heating, hot water, and combi boilers, giving you the best option possible for your needs. Buying a new boiler is an investment, which is why you want to be sure you make the right choice especially as a good boiler should last you 10 – 15 years with regular servicing. we have become unrivalled suppliers and installers of heating, hot water, and combi boilers, giving you the best option possible for your needs. Buying a new boiler is an investment, which is why you want to be sure you make the right choice especially as a good boiler should last you 10 – 15 years with regular servicing.

Boiler Servicing 
If you require a boiler service, our Gas Safe® registered engineers are highly experienced and fully qualified to handle the servicing of your boiler. We can service many types of boilers, including combination boiler 'combi', open vent, condensing boilers and non-condensing boilers. 
 
Every household with a gas boiler should have a routine annual boiler service. Whether it's for heating, hot water or both, boilers are at the heart of our homes.

Boiler Repairs 
A boiler break down is one of the most inconvenient events we can experience usually leaving our homes without hot water and heat. Although we are a Vaillant Advance installer we can carry out boiler repairs on all makes and models of gas boiler. Our Gas Safe® engineers offer fast response times, a great level of service and competitive pricing.