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41 Years
experience
Emergency
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Trusted Heating Solutions in Bath
Westex Heating has been delivering specialist heating solutions across Bath and the South West for over 40 years. Our Gas Safe and OFTEC registered engineers provide commercial and domestic heating systems, boiler installations, gas safety inspections and maintenance services to businesses and homeowners. We combine technical expertise with a commitment to safety and compliance, using the latest technology to complete projects with minimal disruption.

Our team includes combustion engineers and boiler specialists who tailor solutions to meet specific client requirements, operating across Bath, Bristol, Swindon and Wiltshire. With a strong safety culture and RAMS documentation provided for all works, we maintain long-standing relationships with clients in education, industrial, hospitality and residential sectors.
Services
Commercial Boiler Installation Gas Safety Inspections Domestic Heating Services Industrial Heating Systems Planned Maintenance Programs Emergency Boiler Repairs Oil Tank Installation Landlord Gas Certificates Warm Air Heating Radiant Heating Solutions
Details
  • Year established: 1985
Highlights and features
  • 40+ years of specialist heating experience in Bath and the South West
  • Gas Safe and OFTEC registered engineers for guaranteed compliance
  • Tailored maintenance contracts with priority response for breakdowns
  • Comprehensive RAMS documentation provided for all commercial projects
  • Manufacturer-approved boiler installations with full warranties
Associations and certifications
  • Gas Safe Register
  • OFTEC
  • SSIP
What people say
Prompt service Expert engineers Reliable solutions Great value Professional approach
Services
Commercial Boiler Installation
We design and install commercial boiler systems for businesses across Bath and the South West. Our Gas Safe and OFTEC registered engineers supply and fit high-performance boilers from leading manufacturers including Vaillant, Worcester Bosch and Viessmann. Every installation includes a comprehensive site assessment to determine optimal output and controls, with full compliance documentation and manufacturer-backed warranties provided. Our team specialises in minimising disruption during installations for schools, offices and industrial premises.
Gas Safety Inspections
We provide certified gas safety inspections for commercial properties in Bath and surrounding areas. Our registered engineers conduct annual checks of gas appliances and pipework to ensure compliance with HSE regulations. This includes issuing CP12 certificates for landlords and detailed reports for business premises. All inspections follow Gas Safe Register guidelines, with recommendations for maintenance or remedial work where required to maintain safety standards.
Domestic Heating Services
Our domestic heating services cover boiler installations, repairs and maintenance for homeowners across Bath and Wiltshire. We install A-rated efficiency boilers from Worcester Bosch and Vaillant, with smart thermostat integration available. Annual servicing packages help maintain warranty validity and system efficiency. Our OFTEC-registered engineers also handle oil-fired heating systems and tank installations, providing tailored solutions for individual property requirements.
Planned Maintenance Programs
We offer customised maintenance contracts for commercial heating systems across Bath. These include scheduled servicing, priority response for breakdowns and detailed service records to ensure compliance. Our programs help businesses reduce downtime, maintain system efficiency and meet health and safety regulations. Contracts can be tailored to cover multiple sites with flexible service schedules to suit operational requirements.
Emergency Boiler Repairs
Our urgent boiler repair service operates across Bath and the South West with rapid response times. We prioritise callouts for contracted customers, providing fault diagnosis and repairs for commercial and domestic systems. Engineers carry common replacement parts to resolve issues quickly, with 24/7 availability for critical heating failures. Emergency service includes temporary heating solutions where required.
Questions
Do you provide gas safety inspections for businesses in Bath?
Yes, we conduct Gas Safe registered inspections and provide compliance documentation for commercial premises across Bath and the South West.
How often should commercial boilers be serviced?
Annual servicing is recommended to maintain efficiency, warranty validity and compliance with health and safety regulations.
Can you handle large industrial heating projects?
Yes, our team manages complex installations in operational environments with detailed risk assessments and phased works to minimise disruption.
Do you offer emergency boiler repairs?
Yes, we provide urgent callouts with priority given to maintenance contract customers across Bath, Bristol and Wiltshire.
Are your engineers properly certified?
All engineers hold Gas Safe and OFTEC registrations with compliance to HSE safety standards for gas and oil systems.
Do you install smart heating controls?
Yes, we integrate smart thermostats like Hive and Nest during boiler installations for improved energy efficiency and control.
Reviews (6)
Odd Down Football Club
Dec 16, 2021 Report
Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
Great service all round, from the office to the engineer.
Service:Boiler repair
Char Oz
Jun 28, 2021 Report
Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
Couldnt recommend them enough. We used Westex to fix what another company had done previously, then used them again to rip out our back boiler and install a combi boiler. Paul was very friendly, gave great advice and completed all the work to a high standard. Thanks again.
Service:Boiler installation
Malcolm Gunning
Feb 05, 2021 Report
Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
Fantastic service, Wessex have been servicing my boiler for the past 10 years. Always turn up when expected, very friendly and tidy, very competitive prices. Have recommended them to many of my friends and family
Services:Heating maintenance,Boiler installation
Nicholas Brown
Feb 04, 2021 Report
I commissioned Westex Heating to replace my central heating boiler with a like for like open vent Viessman model in October 2020. Along with this I had them replace my indirect cylinder with a direct cylinder (Viessman) to give me mains hot water pressure throughout. Hitherto I had to pressure the hot water with pumps which were unreliable and prone to leakages not to mention the noise created - there is no such thing as a 'quiet' pump. The new boiler replaced a Vaillant and although happy with the former the Viessman really is a well engineered boiler and justifies the 'Which' consumer association
Craig Wallington
Jan 25, 2021 Report
Westex Heating are a fantastic reliable company with all the engineers being very helpful and knowledgeable. They have been coming to Wilton carpets for over 30 years and been doing our annual boiler service/testing for insurance inspections, all the factory heating/breakdowns/installs all at a very high standard and would highly recommend the company.
Dawn Leyshon
Jan 18, 2021 Report
Used Westex to install a new replacement heating system, brilliant installation from start to finish, Paul was our installation engineer, he was very knowledgeable and very good, spoke many times to various people in the office, who were extremely helpful, nothing was too much trouble, it felt like I was dealing with a really friendly family company, and I actually miss speaking to them all!