AOS Heating is a leading provider of energy-efficient heating systems in Hertfordshire, Essex, Buckinghamshire, and North London. With over 17 years of experience, we offer flexible payment terms, interest-free finance, and a 10-year manufacturer's guarantee. Our team of experts provides a range of services, including boiler installations, repairs, and servicing, as well as air source heat pumps and powerflushing. We pride ourselves on our professional and efficient service, with a focus on customer satisfaction. Our customers have given us a 10-out-of-10 rating, and we have won awards for our work, including the Renewable Heat Installer and Contractor of the Year 2023.
We offer a range of boiler installations and replacements, including Worcester Bosch boilers, to suit your needs and budget.
Our team of experts provides fast and efficient boiler repair services to get your heating system up and running again.
Regular boiler servicing is essential to ensure your heating system is running safely and efficiently. Our team provides comprehensive servicing and maintenance.
We offer a range of central heating services, including installation, repair, and maintenance, to keep your home warm and cozy.
Powerflushing is a process that removes dirt and debris from your heating system, improving its efficiency and extending its lifespan.
Air source heat pumps are a sustainable and efficient way to heat your home, and we offer installation and maintenance services.
- Fully Accredited and Insured
We are fully accredited by industry bodies and insured for your peace of mind.
- Qualified & Reputable HVAC Contractors
Our experienced HVAC specialists have a proven track record of delivering high-quality results and exceptional customer service.
- Top-Rated HVAC Brands
We help you find HVAC professionals who work with top-rated HVAC brands, offering a wide selection of systems and solutions to suit your needs.
- Free Estimates & Competitive Pricing
We make it easy to find affordable HVAC solutions without compromising on quality or craftsmanship.
“I've just moved out of the area so regrettably won't be able to use AOS any longer. We had a monthly pay maintenance contract with them for 15 years. Our old house although new appeared to have inherited a rather flaky boiler that needed 3 PCB replacements…”
“We had a new boiler and radiators fitted. The engineers were polite, efficient and professional from start to finish. The girls in the office were also really helpful. Ten out of ten service, will continue to use them.”
“We have been customers of AOS Heating Systems for over 17 years - they installed our Worcester Bosch boiler in 2000. Because of adaptations to our home we needed to move the boiler to a new position and decided, at the same time, to purchase a new boiler. The work…”
“I have used A O S many times in all of my properties and have always been happy with the service they provide; from the person answering the phone to the engineer who comes out, they are polite, professional, clean/tidy, reasonably priced and I've always been happy with the service…”
“Abbey and Lee installed air source heat pump and radiators and thermostatic valves and new how water cylinder and immersion heater in our home. They were punctual and efficient”
