• Heating Services

  • Bathroom Installations

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Welcome to G.M. Douglas
Plumbing and Heating Ltd

If you require cost effective, reliable heating and plumbing engineers then look no further. We cater to all domestic and business customers' central heating systems, gas services and plumbing requirements.

We have grown from a one man local operation to a regional company spanning all of South and Mid Wales to Bristol & Bath.

Established in 1998 we have the knowledge and expertise needed to ensure that you receive nothing but the best service. Our reputation has been developed through hard work and reliability which is why we are the area's number one choice for plumbing & gas related work.

To discuss your project, to talk through your options or to obtain a free estimate or quotation please contact us

" We also promise to guarantee our work for 12 months"

To ensure our customers receive a high standard of workmanship and professionalism, our company is accredited and monitored by several trade and industry bodies.


Our experienced and helpful staff will always be happy to assist you.