Trust us to keep you warm and cosy all year round!
Gas Mark 1 is a family-run business established in 1993, with a reputation for providing high-quality domestic heating and plumbing services in the local area. Our team of experts is dedicated to delivering professional, reliable, and friendly customer service. We pride ourselves on our ability to provide a wide range of installation and maintenance services, including boiler installations, central heating systems, fireplaces, kitchen and bedroom installations, bathroom installations, and more. Our showroom in Watford, Hertfordshire, is a one-stop shop for all your home-interior needs, where you can find a vast selection of competitively priced products and receive expert advice from our knowledgeable team.
Our Services
At Gas Mark 1, we offer a comprehensive range of services to cater to all your heating and plumbing needs. Our experienced team of Gas Safe registered engineers provides hassle-free installations, servicing, and repairs of boilers, central heating systems, fireplaces, and other appliances. We also offer bathroom, kitchen, and bedroom installations, as well as plumbing maintenance, breakdown repairs, and emergency plumbing services. Whether you require a new boiler, a bathroom renovation, or a kitchen installation, we have the expertise and resources to deliver high-quality solutions that meet your needs and budget.
Our Commitment to Quality
We are committed to delivering exceptional quality in everything we do. Our team of engineers undergo rigorous in-house training through our apprenticeship scheme, ensuring that they possess the necessary skills and expertise to carry out a wide range of services. We take pride in our workmanship, and our dedication to delivering a professional and efficient service has earned us a reputation as one of the leading providers of domestic heating and plumbing services in the local area.
Professionalism and Workmanship
The majority of reviewers praised Gas Mark 1 for their professionalism, workmanship, and attention to detail. Many reviewers mentioned the company's efficient and tidy work, with some highlighting the courteous and respectful behavior of the engineers.
friendly and Helpful Engineers
Several reviewers praised individual engineers, such as Carl, Shay, Henry, Barney, and Rhys, for their friendly and helpful demeanor, as well as their competence and expertise.
Quick Response and Resolution
Reviewers also appreciated Gas Mark 1's prompt response to emergencies and their ability to resolve issues quickly and efficiently.
Reliability and Trustworthiness
Many reviewers commented on the company's reliability and trustworthiness, with some mentioning that they have used Gas Mark 1 for multiple installations and services over the years.
Minor Issues with Communication and Pricing
Some reviewers experienced minor issues with communication and pricing, but these were largely resolved with prompt attention from the company.
Negative Experiences
A few reviewers had negative experiences, citing issues with pricing, communication, and workmanship. One reviewer felt ripped off by a large "call-out charge" and accused the company of taking advantage of an older lady.

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