Covid Secure Business

Important: We are open for business and continue to serve our customers by respecting all government guidelines to be a Covid-19 secure business by adhering to social distancing, regular hand washing, and wearing relevant PPE where appropriate to keep our engineers and customers safe.

Gas Boiler Installation

We do gas boiler installations as well as oil heating systems. Our local heating engineers are always on call to provide you with any heating services.

Why choose Belfast Contracts for your property maintenance?


To receive a free quote, fill in one of our online forms or simply call us 02895 609763


We are committed to providing professional, honest, and affordable service on every job


We employ qualified tradesmen with a proven track record of getting a job done right first time


We aim to respond quickly and efficiently to both reactive and planned maintenance needs

Local Gas Heating Engineers

Belfast Contracts provide a complete gas and oil heating installation service. Whether you are looking for a combi boiler or a condensing boiler or even a system boiler we will provide you with the service you would expect from industry professionals. Our team of trusted heating engineers provide boiler installations for domestic and commercial gas supplies. We can give you the best experience possible whether your existing boiler has broken down or uneconomical to prepair, or if you are planning to upgrade to a newer and more energy efficient appliance. Belfast Contracts have good working relationships with suppliers and market leading manufacturers so you can rest assured that we only use quality products with manufacturers warranties.
Our knowledgeable engineers will talk you through all your available options and together identify what system is best suited to your needs. This personalised experience will make sure your new heating system is tailored to what you require thus making life that little bit easier.
At Belfast Contracts we are proud to deliver high quality services for our customers with their peace of mind in consideration.

Our gas boiler installation services

* New boiler installation

* Gas boiler installation

* Oil heating installation

* Combi boiler installation

* Condensing boiler installation

* Heating system upgrade


Our local heating engineers are available on call 7 days a week

Customer reviews

"Would absolutely highly recommend Belfast Contracts, their response was extremely quick, their work was extremely clean & tidy. They reassured & was really curtious to my 80 year old parents, thanks so much" Andrea Reid

"Fabulous service and local. No issue in helping us during Covid-19. All pricing explained beforehand and job undertaken efficiently. Great prices too" Eddie Turner

"Customer care is excellent. Went above and beyond. Work was done to a high standard and cleaned up as well which was a bonus. Will definitely use again. Thanks a lot." Kieran Donelly

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Finance Plans Available

Spread the cost.

Loans from £1,000 to £50,000

Flexible lending periods from months to 7 years

Areas we cover

Based in Belfast we cover a large part of Northern Ireland. We have tradespeople available to work in County Down and County Antrim and every postcode district in this area.

The following postcodes are included in our service area:

BT1 - BT17 Belfast
BT18 Holywood
BT19 - BT20 Bangor
BT21 Donaghadee
BT22 - BT23 Newtownards
BT24 Ballynahinch
BT25 Dromore
BT26 Hillsborough
BT27 - BT28 Lisburn
BT29 Crumlin
BT36-BT37 Newtownabbey
BT38 Carrickfergus
BT39 Ballyclare
BT40 Larne
BT41 Antrim
BT42-BT44 Ballymena


Check out our heating services pages

Get an appointment with our heating engineers for a wide range of tasks. Here are some other heating services we provide:

* Gas Safety Check & Certificates : an annual gas safety certificate is a legal requirement for landlords of residential rented properties.

* Annual Boiler Service : we will service your boiler to the manufacturer’s guidelines, ensuring optimal performance and maximising its lifespan.

* Boiler Repairs & Parts Replacement : we can usually schedule a gas engineer the same day to start fixing a broken boiler and order any spare parts needed.

* Radiator Power Flushing : if your radiators aren’t heating your rooms as quickly as they should, a power flush could help restore their efficiency.

* Oil to Gas Conversion : we do oil to gas conversion to upgrade your heating system to more energy efficient level.

Interested in our services?

Tell us your needs exactly and we will do our best to provide with the perfect solution.



Contact Information

02895 609763

78-80 Sunnyside Street,
Belfast, BT7 3EY

Belfast Contracts

Building, Heating and Electrical Services



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Belfast Contracts Limited is registered in Northern Ireland, Company Registration Number: NI667944. Our registered office is 78-80 Sunnyside Street, Belfast, BT7 3EY.

Belfast Contracts Limited is an Introducer Appointed Representative ('IAR') of Switcha Limited, Trading as Kandoo which is authorised and regulated by the Financial Conduct Authority, Firm Registration Number: 828963 for Credit Broking and Insurance Distribution.

Switcha Limited is a Credit Broker and not a Lender. You can check this on the Financial Services Register at https://register.fca.org.uk/.