Gas Mark One

We provide cost effective, reliable heating and plumbing services for domestic and commercial clients. 20 + years experience, you can count on gas mark one!

Why choose us ?

If you require cost effective, reliable heating and plumbing engineers then look no further. Based in Abergavenny, Monmouthshire, Gas Mark One has been operating throughout South Wales installing, servicing and repairing natural gas, LPG, oil and solid fuel heating and cooking appliances.

We cater to all domestic and business client's heating & hot water needs, boiler servicing, boiler installation, gas, oil and solid fuel services and plumbing requirements. Our reputation has been developed through hard work and reliability which is why we are the area's number one choice for drainage, plumbing & heating related work. We have the knowledge and expertise needed to ensure that you receive nothing but the best service.

We offer you the highest quality workmanship and services for:

Aga and Rayburn cookers
Boiler installations
Boiler replacements
Boiler servicing & repairs
Central heating installations
Cooker / range installations
Drainage clearance & CCTV surveys
Gas safety inspections
Landlord safety certificates
Powerflushing
Solar Heating
wood burning stoves

For further information or if you need an estimate
please contact us.