About DM Plumbing and Heating

Get your NEW boiler quote

Get an accurate online boiler installation quote in seconds! Quote includes complete costs for a new boiler and installation.

New Boiler Quote Online

Price Guarantee

We will beat any Like for Like quote by £50!

We promise to our customers that any Like-for-Like new boiler installation quote from a reputable gas safe registered company we will beat by £50.

DM Gas and Heating is a family run Havant business with Gas Safe registered boiler engineers.

The services we offer include general plumbing, new boiler installation, boiler servicing and emergency boiler breakdowns in and around Havant, Hampshire.

We also carry out Landlord Gas Safety Certificates, Gas Safety Checks, Annual Gas Safe Report, CP12 Check, House sellers and Home Buyers Gas Safety Reports and certificates.

Our engineers are fully trained and experts in working with most Boiler manufacturers including Ideal combi condensing boilers, Baxi combi condensing boilers, Vailant combi condensing boilers, Worcester combi condensing boilers, Greenstar combi condensing boilers, Ideal Isar combi condensing boilers, Ideal Icos combi condensing boiler, Potterton combi condensing boilers and Glow worm combi condensing boilers. We also service and repair all makes of back boilers.

We believe that having a friendly and prompt approach is the key to our business goals and ensuring our customer satisfaction levels are maintained. We guarantee the best in workmanship and offer the flexibility to ensure we go that extra mile to ensure our services and products are of the highest standard. We are always happy to offer you a FREE no obligation quotation for Central Heating Boiler Installation in and around Havant, Hampshire.

What areas we cover

  • New Boiler Installation & Repairs in Havant
  • Boiler Installs & Repair in Portsmouth
  • Boiler Installer & Repairer in Chichester
  • Boiler Installs & Repair in Bognor Regis
  • Boiler Installation & Service in Fareham
  • New Boiler Installs & Boiler Servicing in Gosport
  • Boiler Installs & Repair in Waterlooville
  • Central Heating System Installers in Petersfield
  • Central Heating Repairs across Hampshire
  • Boiler Installs across West Sussex

We are here to help?

CALL US TODAY - or use our enquiry form and let DM Gas and Heating quote for and install your new boiler, repair your current central heating problems, or take over your annual boiler servicing and boiler maintenance.

Did you know we offer simple boiler service cover for just £7.50 per month

What is included?

  • 24/7 Helpline
  • Annual boiler service
  • Health Check
  • Benefit of budgeted monthly payments
  • Access to our Gas Safe Engineers
  • No Repairs included keeping cost down


Vaillant Boilers

Book your boiler repair today from just £80.00

Has your boiler broken down? No hot water or heating? Call us now on 07468 485642 to arrange your boiler repair today. Our Gas Safe registered engineers are based in Havant but we cover Hampshire and West Sussex including Portsmouth, Waterlooville, Petersfield, Fareham, Gosport, Chichester and Bognor Regis.

Book your boiler service today from just £66.00

Is it time for your annual boiler service? Looking for a reliable boiler engineer to service your boiler regularly. Keep your boiler and heating system in perfect condition by calling DM Gas and Heating and allow us to check and maintain it for you. Call us NOW on 07468 485642.

Plumbing and Heating Engineers in Havant, Hampshire

We are accredited Plumbing and Heating Engineers, providing a professional and reliable service to both domestic and commercial customers within Hampshire and West Sussex.

All our Heating Engineers are Gas Safe registered and fully certified in all aspects of gas installation, servicing, repairs and inspections.