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Your Trusted Local Plumbers & Heating Experts
iGas Heating is a trusted local provider of heating, plumbing, and gas services based in Welwyn Garden City. With extensive experience serving St Albans, Hertford, Hemel Hempstead, Harpenden, and surrounding areas, we pride ourselves on delivering fast, efficient, and high-quality solutions tailored to both domestic and commercial needs. Our Gas Safe registered team combines technical expertise with a commitment to reliability, ensuring every job is completed to the highest standards.

From boiler installations and emergency repairs to powerflushing and smart heating controls, we prioritise customer satisfaction through transparent communication, competitive pricing, and a 100% guarantee on our workmanship. Backed by over 90 five-star reviews, we are dedicated to maintaining our reputation as a local, honest, and fully insured service provider.
Services
Boiler Installations Boiler Repairs Boiler Servicing Plumbing Powerflushing
Highlights and features
  • We offer over 15 years of combined experience in heating and plumbing services.
  • Our Gas Safe registered engineers provide 24/7 emergency plumbing assistance.
  • We guarantee 100% satisfaction with all boiler installations and repairs.
  • Our team serves Welwyn Garden City, St Albans, Hertford, and surrounding areas.
  • We maintain a 98% positive review score from verified customer feedback.
Associations and certifications
  • Gas Safe Register
What people say
Efficient service Always on time Friendly and professional Excellent service Quick and good job
Services
Boiler Installations
We specialise in boiler installations for residential and commercial properties across Hertfordshire. Our Gas Safe registered engineers ensure safe, efficient replacements using industry-leading brands. Customers benefit from competitive pricing, 100% workmanship guarantees, and minimal disruption during installation. Our team provides expert advice on selecting the right boiler for your property's heating needs.
Boiler Repairs
Emergency and scheduled boiler repairs are conducted by our certified technicians throughout Welwyn Garden City and surrounding areas. We diagnose and resolve issues with all major boiler brands, offering same-day call-outs and transparent pricing. Our repairs restore system efficiency while maintaining strict safety standards for domestic and commercial clients.
Powerflushing
Our powerflushing service removes sludge and debris from central heating systems in St Albans and Hertfordshire properties. This process improves system efficiency, extends boiler lifespan, and prevents future breakdowns. We use professional-grade equipment to ensure thorough cleaning while maintaining system integrity during the procedure.
Plumbing Services
We provide comprehensive plumbing solutions for both emergency and planned work across Harpenden and Hemel Hempstead. Our services include pipe repairs, tap replacements, bathroom installations, and drainage solutions. Fully insured engineers deliver reliable fixes for residential and commercial properties with guaranteed workmanship.
Smart Controls
We install smart thermostats and heating controls in Knebworth and Letchworth properties to improve energy efficiency. Our solutions allow remote temperature management through mobile devices, reducing energy bills while maintaining comfort. We offer expert advice on system compatibility and optimal setup configurations.
People
Lee Woodgate
Managing Director
Lee Woodgate founded iGas Heating and oversees daily operations. With over 15 years' experience in the heating and plumbing industry, he ensures all services meet strict quality standards while maintaining the company's commitment to customer satisfaction.
Questions
What areas do you cover for plumbing services?
We provide heating and plumbing services across Welwyn Garden City, St Albans, Hertford, Hemel Hempstead, Harpenden, and surrounding Hertfordshire areas.
Are your engineers Gas Safe registered?
Yes, all our heating engineers are Gas Safe registered and fully insured for both domestic and commercial work.
Do you offer emergency plumbing services?
We provide 24/7 emergency plumbing assistance for urgent issues like leaks, burst pipes, and boiler breakdowns.
What boiler brands do you work with?
Our engineers service and repair all major boiler brands including Worcester, Baxi, Vaillant, and Potterton across Hertfordshire.
Can you install smart heating controls?
Yes, we install smart thermostats and heating controls that allow remote management of your heating system via smartphone apps.
What guarantees do you offer?
We provide 100% satisfaction guarantees on all boiler installations and plumbing work, with written certifications for gas safety compliance.