Why choose us?

Complete Gas Heating Services are a domestic and commercial company based in Bath, with over 25 years’ experience including 14 years with British Gas. We specialise and are experts in service and repair of all gas appliances with high fault finding experience, landlords CP12, CP6 etc. We also custom design for energy efficiency of all systems for installation and upgrades of all types.

Worcester Accredited Installers Radstock
Gas Boiler Repairs Whitchurch

Only use a GAS SAFE REGISTERED ENGINEER to FIT, FIX and SERVICE your gas appliances. Click here for more info.

Gas Heating Services Bath

Emergency callout

We operate an emergency
callout service.

Heating Frome

Free site survey

We will conduct a free site survey to ensure you make the best decision.

Free electrical check

We conduct a free minor electrical and earth check on every visit.

Customer reviews

Average Rating:
Total Number of Reviews:
  • October 7, 2020
    Erica Flook
    Jason was very professional and efficient he completed my gas service check and made sure I am compliant as a landlord. He also gave me advice on how to stay up to date on my legal obligations. I would highly recommend his company.
    Complete Gas Heating Services
    Thank you from CGH Services
  • July 31, 2020
    Lizzy Curtis
    Jason was great – came over at short notice and got to the root of the problem quickly. You can be sure he knows his stuff and he’s genuine. He went over and above (even waiting for a parking spot for close by as it’s busy here!) which he didn’t have to do. Talked us through what the problem was and fixed on the day. I’d recommend him.
    Complete Gas Heating Services
    Thank you from CGH Services
  • March 7, 2020
    Duncan Dart
    Jason was very prompt, arriving exactly on time. Delivered excellent service, especially given what turned out difficult access to the boiler.
    Complete Gas Heating Services
    Thank you from CGH Services
Full Star Half Star Empty Star

We are a Worcester Accredited Installer

Worcester Accredited Installers are recognised domestic and commercial heating companies that meet or exceed the standards of sustained quality of installation, service and customer care.

These installers are accessible through the official Worcester Bosch website.

Worcester Bosch ensure our clients receive a high standard of workmanship and professionalism, our accredited companies are monitored by several recognised trade and industry bodies.

We offer you the highest quality workmanship and services

Our services include:

  • Boiler serving & repairs
  • All gas appliances inc fires, AGAs, ranges, hobs & water heaters
  • Boiler install
  • Heating, cylinders & upgrades
  • Unvented
  • Controls inc Smart Controls
  • Landlord Certificates
  • Gas inspections
  • LPG
  • Commercial, test & purge, commissioning, service & repair, plantrooms & boiler houses
  • Gas leaks
  • Carbon Monoxide leaks & fitting
  • Smoke alarms testing & fitting
  • Minor electrical checks
  • Solar
  • Underfloor heating
  • Air source heat pumps
  • Plumbing maintenance
  • Disabled facilities
  • Building, extensions, kitchens & bathrooms (plumbing & heating)
  • Housing associations
  • Gas, renewables & heating


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