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One of the first components of ensuring overall comfort in your home is warmth. Modern heating technology including gas heating and gas fuelled appliances help to make our lives better every day. In the event of a leak or break gas can very easily become a health hazard and in some extreme circumstances, gas leaks could even result in gas poisoning from the harmful chemicals being emitted or even a house fire or explosion.

Assert Heating Services have our customers’ safety in high regard and when it comes to any kind of gas leak we are on call around the clock to stopping and preventing any kind of gas leak. Our gas safe registered engineers are fully trained in dealing with a variety of gas leak repairs and we have successfully detected and repaired many gas leaks in London whilst working to prevent any further damage.

Did you know that…?

Natural gas doesn’t have an odor, but for quickly detecting any gas leaks, gas companies add a distinctive smell, similar to the smell of a rotten egg?

Assert Heating Services is a reliable provider of gas leaking services in London, Hertfordshire and the surrounding areas. Whether you have a gas leak or you need something repaired, we are here to help.

With over 12 years of experience in the gas service industry, we can guarantee that your home is safe and free of any gas leaks before you can safely return.


We offer extensive gas service solutions. From gas safety checks, gas safety certifications to gas leak repairs and other gas services in London.

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Our team of plumbing engineers work fast and efficiently and can carry out a range of services from routine leaks to advanced system problems.

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Our team of gas safe heating engineers carry out boiler repairs, install state of the art heating systems and implement system upgrades on a daily basis.

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Our rates

Boiler repairs starting from £79 – for all new and existing customers.

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Book an engineer

Get in touch with us today and book your next visit.

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Plumber in London