Your Number 1 Boilerman

Gerry Ward started 10 years ago with NA-GEM and has built it up ever since, working in County Donegal.  He is an Oftec Certified Engineer.

Boiler Servicing

NA-GEM Boiler Services promise that when your boiler needs a service we can:

All oil boilers will be serviced in compliance with its manufacturer’s instruction.   Regularly serviced/maintained boilers are less likely to breakdown.  We undertake Landlord Safety checks.

Boiler Repairs

Are you having problems with your boiler or central heating system? NA-GEM Boiler Services are central heating and boiler repair specialists allowing us to have your boiler back up and running with as little disruption to your day as possible.  When your boiler is beyond repair, we can advise you on the right solution for you, and we will install a new boiler with a full guarantee for your complete peace of mind.

Common faults include:

• Boiler is leaking, possibly from the main heat exchanger
• Boiler fan fault
• Faulty thermostat
• Radiators stay cold
• Boiler bangs when firing up

At NA-GEM Boiler Services, the boiler repair engineers repair all manner of Oil Boilers and appliances. Combi Boiler Repairs (including ‘high efficiency’ models), condensing boilers as well as Water Heater Repair.

NA-GEM Boiler Services are professional oil boiler and central heating engineers.
Our engineers are fully qualified and insured, and can tackle any heating problem and can service your boiler.

Oil Fired Cookers

All oil fired cookers serviced and Gerry specializes in Stanley & Rayburn

We cover all of the postcode areas of BT47 & 48 in Derry City and outlying districts and also Donegal.