Our services:

Plumbing, Heating & Gas Services in Islington & North London

AZ Plumbing Contractors is a Gas Safe registered plumbing and heating company based in Islington, covering Islington and the surrounding North London N postcodes. From a dripping tap to a full boiler installation, our engineers handle domestic and commercial work to a high standard, with clear pricing and no call-out surprises. We’re rated 4.9 on Google and 10/10 on Checkatrade across more than 250 reviews — so you know the job will be done properly the first time.

Plumbing

From leaks, burst pipes and blocked drains to taps, toilets and full re-pipes, our plumbers cover every domestic plumbing job across North London. We carry common parts on the van to fix most issues in a single visit, and we’re available 24/7 for genuine plumbing emergencies. Learn more about our plumbing services.

Heating

We install, service and repair central heating systems, radiators, pumps, valves and thermostats. Whether your heating isn’t getting warm, you’ve got cold spots, or you want a more efficient system, our Gas Safe engineers will diagnose the fault and put it right. We also provide landlord gas safety certificates (CP12) for rental properties. Learn more about our heating services.

Boiler Installations

Need a new boiler? We supply and fit combi, system and conventional boilers from leading manufacturers, with a tidy installation and a manufacturer-backed guarantee. We’ll talk you through the right boiler for your home and budget before any work begins, and handle system upgrades and conversions too. Learn more about our boiler installations.

Power Flushing

Cold radiators, noisy boilers and sludge in the system all point to a build-up that a power flush clears out. Using professional Kamco equipment, we flush the magnetite and debris from your central heating to restore circulation, improve efficiency and extend the life of your boiler. Learn more about our power flushing service.

Gas Safety & Landlord Certificates (CP12)

As a Gas Safe registered company, we carry out gas safety inspections and issue landlord gas safety certificates (CP12) for rental properties across Islington and North London. We test appliances, check for safe operation and provide the documentation you need to stay compliant. Get in touch to book a gas safety check.

Commercial Plumbing

We work with offices, shops, restaurants, landlords and property managers across North London, handling everything from leaks, taps and toilets to pipework, water supply and planned maintenance. We understand that downtime costs money, so we work efficiently and around your opening hours to keep disruption to a minimum. Maintenance arrangements and priority response are available for managed properties. Get in touch to discuss your commercial plumbing requirements.

Commercial Gas

As a Gas Safe registered company, we carry out commercial gas work including appliance installation, servicing, repairs, gas pipework and safety checks for business premises. We provide commercial gas safety certificates and keep your property compliant and running safely. Get in touch about commercial gas work.

Covering Islington, Angel, Highbury, Canonbury, Barnsbury and the wider North London N postcodes. Call 020 7354 0460 for a free quote or to book an engineer.