Call Now
Website
Call
Business Details
47 Years
experience
Expert Heating & Plumbing Solutions in Isleworth
Established in 1979, J G Fielder is a family-run heating and plumbing specialist serving West London. With Gas Safe registration and membership in the Institute of Plumbing, we combine decades of experience with cutting-edge technology to deliver tailored solutions. Our expertise spans boiler installations, solar hot water systems, underfloor heating, and smart control systems, ensuring optimal comfort and efficiency. We prioritise client trust through transparent advice, annual service plans, and compliance with industry standards.

Our team remains at the forefront of technological advancements, offering consultations on heat pumps, multi-zone systems, and energy-efficient upgrades. Recognised by Vaillant, Honeywell, and Thames Water, we provide landlord safety checks and high-pressure water systems. Backed by 45 years of local service, we ensure every project meets rigorous quality benchmarks while maintaining ease of use and reliability for homeowners.
Services
System Installation Boiler Replacement Solar Hot Water Under Floor Heating Landlord Safety Checks High Pressure Water Systems Smart Thermostat Controls
Details
  • Year established: 1979
Highlights and features
  • 45 years of local expertise in West London
  • Gas Safe registered for safety compliance
  • Institute of Plumbing membership ensures standards
  • Certified Nest Pro installer for smart systems
  • Thames Water approved for reliable plumbing
Associations and certifications
  • Gas Safe Register
  • Institute of Plumbing
  • Nest Pro Installer
  • Thames Water approved plumber
Services
Boiler Replacement
We install high-efficiency condensing boilers since 1991, ensuring compliance with modern standards. Our team services all makes, offering annual maintenance plans to prolong system life. Clients benefit from reduced energy bills and enhanced reliability through our certified installations.
Solar Hot Water
Our solar thermal systems provide up to 60% of annual hot water needs, automatically switching to conventional power when needed. This reduces fuel costs and carbon footprints while adding property value. Systems integrate seamlessly with existing plumbing for optimal efficiency.
Under Floor Heating
We design underfloor heating systems that create stylish, even warmth across living spaces. Our expertise covers various product ranges, ensuring tailored solutions for new builds or renovations. The result is a clutter-free environment with precise temperature control.
Smart Thermostat Controls
Our intelligent room-by-room controls learn user preferences and adjust heating based on external temperatures. Wireless options prevent decor disruption, while mobile access allows remote management. Systems are developed by leading global technology providers for reliability and ease of use.
Landlord Safety Checks
We conduct annual gas safety inspections for rental properties, issuing certified compliance documents. Our Gas Safe-registered engineers ensure landlords meet legal obligations, covering boilers, pipework, and appliances to guarantee tenant safety and regulatory adherence.
Questions
What areas do you cover?
We serve West London, including Isleworth and surrounding areas.
Are you Gas Safe registered?
Yes, our Gas Safe registration number is 21010 for domestic and commercial work.
Do you offer boiler servicing?
Yes, we service all boiler makes with annual maintenance plans available.
Can you install solar hot water systems?
Yes, we design and install systems providing up to 60% annual hot water from solar energy.
Are you approved by industry bodies?
We are members of the Institute of Plumbing and certified Nest Pro installers.
Do you provide landlord gas certificates?
Yes, we conduct annual safety checks and issue gas safety certificates for rental properties.