Built right.
From the
first pipe.
Expert plumbing and heating for new builds, renovations and homes across Letterkenny and County Donegal.
Made for modern homes.
WHAT WE DO
The right plumber for
the whole project.
From first-fix pipework to your final bathroom fittings, we bring careful planning and skilled workmanship to every stage.
Start with the right foundations.
Building a home in Donegal? Get your plumbing, heating, underfloor heating and hot water systems planned from the start. We work with homeowners and builders to get the details right.
- First fix & second fix plumbing
- Heating and hot water systems
- Underfloor heating & heat pumps
- New homes, extensions and developments
OUR SERVICES
One team. Every solution.
Explore our professional plumbing and heating services for homes across Donegal.
New-Build Plumbing
Complete first-fix and second-fix plumbing for new homes, extensions and developments.
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Air-to-Water Heat Pumps
Heat pump installation and efficient home heating solutions.
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Underfloor Heating
Comfortable and efficient heating for modern homes.
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Boiler Replacement & Servicing
Oil boiler installation, replacement and routine servicing.
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Bathroom Renovations
Thoughtfully fitted bathrooms, showers and plumbing upgrades.
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General Plumbing
Pipework, fittings, leak repairs and residential plumbing.
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WHY MALLON PLUMBING?
Good work. No shortcuts.
Based near Letterkenny, Mallon Plumbing Ltd delivers practical, quality-first plumbing and heating services for customers throughout Donegal.
Skilled workmanship
QQI Level 6 Advanced Certificate in Craft Plumbing.
Energy-focused solutions
SEAI-registered expertise with a focus on modern heating systems.
From plans to finishing
Plumbing and heating support for every stage of your project.
OUR SERVICE AREAS
Proudly serving Donegal.
Based around Letterkenny, we work across the county. Find your area and get in touch.
FREQUENTLY ASKED QUESTIONS
A few things worth knowing.
Answers to common plumbing, heating and new-build questions.
Do you provide plumbing for new-build homes?
Yes. Contact Mallon Plumbing Ltd to discuss first-fix pipework, second-fix installation, heating design and plumbing requirements for a new home or development.
Which areas of Donegal do you cover?
Based near Letterkenny, we serve customers in Letterkenny and across Donegal, including Downings, Dunfanaghy and Portsalon. Ask us about your specific location.
Do you install air-to-water heat pumps?
Air-to-water heat pump installation is one of our plumbing and heating services. We can discuss your home, system suitability and installation requirements.
Is Mallon Plumbing SEAI registered?
Mallon Plumbing Ltd advises that it is SEAI registered. Please confirm the applicable registration category and current status directly with the company or the SEAI register before applying for a grant.
Can I request a quote for an extension or renovation?
Of course. Share details of your project, its location and your approximate timeline using our enquiry form.
Do you carry out boiler and bathroom work?
Yes, our services include boiler replacement and servicing, bathroom refits, general plumbing and heating system work.
YOUR NEXT PROJECT STARTS HERE
Planning a new build or need a reliable plumber?
Tell us what you’re working on. We’ll help you plan the next step.