Best Plumbing & Heating in Co. Derry
Ranked by Google ratings — updated 2026
Hayes Plumbing and Heating
Causeway Plumbing
CJ O’Kane Plumbing & Heating Services
Green Burn NI
The Oil Tank Doc Coleraine
Causeway Leak Detection
Ace Boiler and Plumbing Services
Leaky finders ni ltd
Cassidy Bros
Elmwood Boiler Services
JM Plumbing & Heating
Maiden City Sweep & Heating Services
RM Dallas Boiler Installation Repairs & Service Coleraine
George Campbell Oil Fired Heating Services
M E M Plumbing Ltd
Coastal Boilers
Coleraine Boiler Services P&H
PV Boiler Services | Gas & Oil
Boyle Heating & Plumbing
Also in Co. Derry — not enough ratings to rank yet
Sq plumbing and heating
Coleraine
Optimal Solutions
Bateson Bros Ltd
Londonderry
FG Renewables
Magherafelt
Drainage Homerton - Blocked Drains
Coleraine
HEAT Oil Boiler Services (Gregory Lee)
Torrens Plumbing Services
Coleraine
Eco-Heating - Heat Pump Services
Londonderry
W P Services
Limavady
Heating Parts Warehouse
Londonderry
MC GLINCHEYS OIL
Derry/Londonderry
Norman McAllister & Son Electric & Plumbing Contractor
Limavady
Tom Stevenson Plumbing & Heating
Londonderry
J & B Hamilton Plumbing and Heating
Magherafelt
E R M Mechanical Services Ltd
Londonderry
Original Heating Limited
Londonderry
Maiden City Boiler Service
Londonderry
McIvor S
Limavady
CSP Mechanical
Londonderry
J R Callaghan Electrical & Plumbing Contractors
Limavady
Trace Source
Londonderry
Best plumbing & heating by town
Best plumbing & heating in Derry — FAQs
What is the best plumbing & heating in Derry?
Hayes Plumbing and Heating is currently the top-rated plumbing & heating in Co. Derry, with 5.0 stars from 110 Google ratings. See the full ranked list above.
How are the best plumbing & heating in Derry ranked?
Businesses are ranked by average customer rating, then by how many ratings they have. We use reviews left on LocallyIrish.ie where a business has them, and otherwise its Google rating, which is shown and labelled on each entry.
How can my plumbing & heating business rank higher in Derry?
Encourage happy customers to leave a review on your LocallyIrish.ie listing. More high-star reviews move you up the "Best of" ranking for Co. Derry.
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