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.

Oil to Gas Conversion

We provide oil to gas conversion service to upgrade your heating system to more energy efficient way.

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

Here at Belfast Contractswe provide a complete oil to gas heating conversion. Most of the homeowners in Northern Ireland choose switching from oil to gas because it is more energy efficient and it will ultimately save money on energy bills over time. Oil heating can be mess, inconvenient and high maintenance. By upgrading your heating system to gas you will have instant hot water and high water pressure, control settings on the move and you will never run out of fuel.
Changing you heating system from oil to gas is a worthy investment that will enhance the quality of life for your family. We understand that removing oil boilers and tanks can be a tricky and messy task, but do not worry we will leave your home tidy and clean. You will only enjoy quick installation and a brand new boiler.
At Belfast Contracts we are proud to deliver high quality services for our customers with their peace of mind in consideration.

Benefits of converting to gas

Cheaper running costs than oil

Instant hot water

Can operate gas kitchen appliances

Environmentally friendly heating option

Grants are available in Northern Ireland

Better hot water pressure at taps and showers

Constant gas supply

Great savings on your energy bills

More space after removal of oil tank


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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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

Finance Plans Available

Spread the cost.

Loans from £1,000 to £50,000

Flexible lending periods from months to 7 years


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.

* Boiler Installation : We do gas boiler installations as well as oil heating systems.

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

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/.