Professional Hot Water System Supplier in Sligo

Hot water system supplier in Sligo for homes and businesses across Sligo town, North Sligo, North Leitrim and South Donegal. JTR Plumbing & Heating supply and fit hot water cylinders, unvented cylinders, immersion heaters, booster pumps and attic tanks. Over 20 years of installations, repairs and replacements. Family-run and fully insured.

Your Expert Hot Water System Supplier in Sligo and Surrounding Areas

JTR is your trusted local hot water system supplier in Sligo, with over 20 years' experience keeping homes and businesses in reliable hot water. We supply, fit, repair and replace hot water cylinders, unvented cylinders, immersion heaters, attic water tanks and booster pumps. Whether you've no hot water, weak pressure, or a leaking cylinder, we'll find the problem and sort it properly. Call now for hot water cylinder installations, repairs and replacements and other services


Hot Water Cylinder Installation

 Hot water cylinder installation in Sligo for vented and unvented systems, from new builds and extensions to upgrades from old copper cylinders. We fit standard vented cylinders with header tanks, or modern unvented units for mains pressure, including all the pipework, insulation, immersion heaters and thermostats, with clear pricing throughout

Hot Water Cylinder Repair

Hot water cylinder repair in Sligo for leaking cylinders, faulty immersion heaters and temperature problems. No hot water? Water too hot or cold? Leaks from seams or connections? Noisy cylinder? We diagnose quickly and explain whether it's repairable or needs replacing, getting your hot water back as fast as possible..

Hot Water Cylinder Replacement

Hot water cylinder replacement in Sligo for cylinders that are leaking, corroded, or no longer giving you enough hot water. If yours is over fifteen years old and failing, replacing it is smarter than repairing. Modern insulated cylinders give you better pressure, more reliable hot water and lower running costs.

Unvented Cylinder Installation

 Unvented cylinder installation in Sligo for strong, mains-pressure hot water and instant performance. These sealed systems deliver high-pressure hot water to several taps and showers, with no need for an attic tank. Sized properly for your home, installed safely, and ideal for busy family homes with more than one bathroom.

Unvented Cylinder Repair

Unvented cylinder repair in Sligo for lost pressure, leaks, or fault problems. Faulty pressure relief valves, failed expansion vessels and temperature sensor issues are diagnosed and put right quickly. Unvented systems need proper servicing and the right know-how, and with over twenty years' experience we'll make sure yours runs safely

Unvented Cylinder Replacement

Unvented cylinder replacement in Sligo for cylinders that are corroded, leaking, or simply too small for your needs. If yours is fifteen to twenty years old and failing, replacement is more cost-effective than repairs. We fit a new, properly sized cylinder so your home gets reliable, strong hot water again.

Immersion Heater Repair

Immersion heater repair in Sligo for electric water heating that has stopped working. No hot water from the immersion? The element or thermostat has likely failed. We test both, replace faulty parts, and make sure it runs safely. We carry common parts in the van for same-day fixes where possible.

Immersion Heater Replacement

Immersion heater replacement in Sligo for failed elements and thermostats. Immersion not heating water? Tripping the electrics? Heating the water too hot? We drain the cylinder, remove the old immersion, fit a new element and thermostat, and test it properly. Modern immersions are more efficient and safer for your home.

Attic Water Tank Installation

Attic water tank installation in Sligo for vented heating systems and cold water storage. We fit header tanks, expansion tanks and cold water storage tanks in attics and lofts, with proper overflow pipes, insulation to prevent freezing, and reliable ball valves, done right so you never get a ceiling leak.

Attic Water Tank Repair

Attic water tank repair in Sligo for leaking tanks, faulty ball valves and overflow problems. Tank overflowing? The ball valve usually needs replacing. We diagnose and fix it quickly, before water finds its way through your ceiling, and we make sure the tank is properly insulated against the cold afterwards.

Attic Water Tank Replacement

Attic water tank replacement in Sligo for tanks that are cracked, leaking or beyond repair. A tank leaking from cracks can't be patched reliably, so the tank needs replacing. We remove the old one, fit a new sized tank with fresh valves and overflow, and insulate it correctly against freezing.


Booster Pump Installation

 Booster pump installation in Sligo for homes with low water pressure. Weak showers? Taps slow to fill? Pressure terrible upstairs? A booster pump increases pressure throughout the house, or to specific taps and showers, common in rural homes on their own supply. Sized properly for your needs and installed safely.


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Booster Pump Repair

Booster pump repair in Sligo for pumps that have stopped working, are making noise, or cycling on and off constantly. Failed pressure switches, worn impellers and electrical faults are diagnosed and repaired. If the pump is old and repair isn't worth it, we'll tell you honestly and advise on replacement.

Booster Pump Replacement

Booster pump replacement in Sligo for old pumps that have failed or aren't delivering proper pressure. If yours is ten to fifteen years old and breaking down regularly, replacement is smarter than repairs. We remove the old pump and fit a new one sized for your water needs, much quieter.


Our Reviews

What Our Customers Have To Say About Us

JTR Plumbing and Heating provides expert care for home heating systems, specialising in oil boilers, modern heat pumps, and comprehensive boiler servicing. We ensure your setup runs at peak efficiency, preventing costly breakdowns through regular inspections, professional tune-ups, and reliable repairs. We deliver quality workmanship to keep your property warm and efficient all year. We work every week with actual customers in Sligo Town, Cliffony, Ballyshannon, Enniskillen, Donegal, Killybegs, Rossnowlagh and surrounding areas.

Expert Plumber In Sligo for Boiler Replacement and Boiler Servicing

At JTR Plumbing & Heating , we understand how much your Sligo home or business relies on heating, hot water, and proper plumbing. That's why our experienced local team is ready to help, delivering boiler, heating, and plumbing solutions quickly, tidily, and professionally.

Whether you need a new boiler, an oil boiler repair, a central heating power flush, a heat pump installation, or a full bathroom renovation, we take pride in honest advice, fair prices, and dependable workmanship. We're dedicated to keeping your home or business warm, comfortable, and running smoothly all year round.

You can rely on our local, family-run team — based in Castlegal with over 20 years of experience and fully insured — to treat your property with care and deliver the professional service you expect and deserve.

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