Select Page


Get A Boiler Installation Quote

Kieran Kelly phg manager

Kieran Kelly. Gas and Heating Engineer Belfast.

A Gas Safe Registered – Registration No. 557696.

Oftec (Oil) Boiler Engineer and registered to work with pressurized water/heating/hot water systems.

Contact Us

Tel: 07934 776 774 

Email: [email protected]

Kieran Kelly, P. Heating and Gas (PHG)  was established in 2012, with 10 years experience working for others Kieran branched out on his own. His rapidly growing business provides a friendly, reliable service with great prices. With such a high standard of workmanship teamed with great prices, he is the man for all your, heating and gas/oil boiler needs.

Kieran aims to provide the best for each individual customer, striving for satisfaction at every job. He will help customers with choosing the right appliance, provide specialised advice, and aid in the decision-making process helping you to get value for money and more importantly the best product for the job- for any job – gas/oil boilers, heating, or gas.

He is Gas Safety Registered, an Oftec (oil) Boiler Engineer, and registered to work with pressurised water/heating/hot water systems.

We specialise in Domestic Central Heating which includes all types of Boiler Installation, also catering for renovations and complete new builds, making no job too much hassle.

Our aim, from the start of a project to the finish, is to provide our customers with a first-class service ensuring 100% satisfaction.

Areas We Cover / Belfast Metropolitan Area

Areas we cover are Belfast city, greater Belfast area, and Belfast Metropolitan Area. This includes Belfast and Lisburn. The population of this area is around 1 million people.

Kieran Kelly, Plumbing Heating and Gas (PHG) Van

Gas & Oil Boiler Services

Gas & Oil Boiler Services

Gas Boiler Services from £65*

Oil Boiler Services from £75*

(*Terms apply.)

New Boilers & Installation

New Boilers & Installations

Kieran Kelly Boilers, Heating & Gas are experts in boiler installations in Belfast and the surrounding area. We can install both oil and gas boilers.

Oil To Gas Conversions

Oil To Gas Conversions

Replacing your oil boiler with a gas boiler can lower your overall energy bill and it also decreases the level of harmful air pollution in comparison to oil fuel.

Additionally, he is an accredited Valliant installer which will provide an extra 2 years warranty should you install these boilers.

Reviews and Testimonials

“I was loosing hope that I would get anyone to fix a leaking radiator tonight when I came across Kieran’s number. He was out in no time, did a very tidy repair job and was pleasant to top it all off. I’ll be keeping his number handy for anything else in future.”

Alison Coote

“Great service! Had Kieran service my boiler. Very professional and friendly manner with lots of useful information. Would definitely recommend.”

Barry C

“Great service! Had Kieran service my boiler. Reliable, friendly and very professional would definitely recommend.”

Barry Canavan

Good Service! Live in the Belfast Area Nice man had a heating problem with the boiler and my pump had gone he replaced my pump and fixed the heating with excellent price and done a good job neat and tidy would recommend him clean and tidy was straight in and out over all very pleased […]


“Boiler issues – prompt and quick response and resolution! Highly recommend Kieran Kelly PHG. Kieran responded promptly and had my boiler running again in no time. Highly recommended for helpful, timely resolution and getting the heating back on!”

Caoimhe T

“I can’t recommend Kieran enough! I had a full boiler service and cannot believe the difference it has made to the warmth of my home and the efficiency of the boiler! No more wasting oil here! Kieran also showed me how to maintain the best water pressure and how to take air out of the […]

Elaine Barr

Boiler service fast reliable and very reasonable.

Eric Thompson

Very reliable. Excellent boiler sales/servicing and a real professional. Phoned when he said he would and turned up when arranged. Highly recommend.

Hannah C

Good Service. Nice Man had him service my Oil boiler for me give me loads of information about it and was there for 45 minutes had a man who use to do it but didn’t do it right the boiler was very dirty now it’s clean and looks brand new! Very happy with his service […]

John and Angela

“Brilliant service today from Keiran installing a new boiler. Can’t recommend enough!”

Joni Coates

“Would highly recommend Kieran, he is very helpful, reliable and friendly and will do anything he can to help. A good, clean worker who completes his jobs to the highest standard. Helped us to fix a very poor job done by someone else and now everything is working 100% and how it should have been […]

LeeAnn Smith

“Thank you for a great job tonight my boiler is service for another year, anyone needs gas boiler checked or oil boiler Kieran is the guy for you. The work was done to the highest of standard, friendly and reliable thanks  again.”

Mary Scott

“Five Star! ★★★★★ Thank you so much for your work tonight my boiler is checked for another year. If anyone wants gas/oil boiler work done, heating or boiler servicing Kieran is the guy for you. Great workmanship and so friendly.”

Mary Scott‎

“Great guy, fixed my oil boiler with a new pump. Highly recommended!”

Samuel Hamilton

Kieran Saves the day. Time clocks kept blowing in the last few years kept getting boiler engineers out putting new ones in saying it was just the time clock and charging big prices this man Kieran came in found the problem with in seconds and fixed it set up installed. Kieran told me what my […]

Sharron N

Excellent service! Nice man had him service five boilers and a gas fire for me had to replace a part on one of the boilers the price was cheap and a well-done. The job neat and tidy KKPHG has been doing boilers for me for years and does it right. not sure why any engineer […]


“Great boiler fitting. Kieran Kelly is a fantastic reliable gas boiler engineer. Recently serviced my boiler and noticed the fault in original installation of the boiler. He quickly got on to contractors explaining the fault asking them to come and have a look at it, which they did. Kieran came back to check everything was […]

Vera Brady