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Expert Water Heater Repairs in Montgomery County

Reliable access to hot water is a must for every modern home, but when water heater failures compromise that access, it’s important to have a knowledgeable plumber you can trust to fix the problem.

At Donnelly’s Cooling, Heating & Plumbing, we proudly deliver same-day emergency water heater repairs to families in the greater Philadelphia area to get their systems back up and running quickly. With free service estimates, upfront pricing, and plenty of financing options, we strive to make your water heater repairs as affordable and stress-free as possible.

Schedule water heater repairs in the Greater Philadelphia area, PA, by contacting us online today.

Signs Your Water Heater Needs Repair

It’s important to spot the signs of needed service to prevent small issues from becoming expensive problems. These are some of the signs that it’s time to schedule water heater repairs:

  • Fluctuating temperature: Inconsistent water temperatures can indicate an issue with your water heater’s thermostat or heating element.
  • Strange noises: Popping, rumbling, or banging noises can signal sediment buildup or other issues in your tank.
  • Low pressure: Decreased hot water pressure can point to mineral deposits, a failing heating element, or a leak in the water heater system.
  • Visible leaks: Any visible signs of water leaks can indicate corrosion, loose connections, or internal tank damage that needs to be addressed.

Our Water Heater Repairs

At Donnelly’s Cooling, Heating & Plumbing, we know sudden water heater failures can seriously affect your daily routine. That’s why we provide same-day emergency water heater repairs in the greater Philadelphia area.

No matter what time of day or night your water heater fails, our team will be there to troubleshoot, diagnose, and repair the problem quickly.

Types of Water Heaters We Repair

With over 50 years of local service experience, our team is uniquely capable of diagnosing and fixing all types of water heater systems, including:

  • Gas water heaters
  • Electric water heaters
  • Traditional water heaters
  • Tankless water heaters

Whatever water heater you have installed in your home, our team has the skills and tools to quickly and efficiently restore it to proper working order.

Choose Us for Water Heater Repairs in the Greater Philadelphia Area

Since 1972, Donnelly’s Cooling, Heating & Plumbing has provided prompt, professional plumbing solutions that families trust to keep their systems flowing smoothly. With same-day repair availability and the ability to service all brands, our licensed and insured plumbing professionals go above and beyond to deliver an exceptional service experience from start to finish.

We strive to make our services as affordable and accessible as possible, offering free estimates, price transparency, and flexible financing options for all customers.

Get the fast, reliable water heater repairs your home deserves — contact us online to schedule a water heater repair with us today.

Water Heater Repair FAQs

Yes. Routine water heater maintenance can help identify repair needs early, prevent premature breakdown, and improve overall performance.

Common water heater repairs include fixing thermostat issues, replacing heating elements, repairing or replacing faulty pressure relief valves, addressing sediment buildup, and fixing tank leaks.

Newer water heaters may benefit from a simple repair. However, a replacement may be better if your unit is over 10 years old, needs frequent, expensive repairs, or has reduced efficiency.

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Our Reviews

See What Your Neighbors Are Saying

We were extremely satisfied with the service provided by Donnelly’s. From start to finish, they were extremely professional and kept us informed every step of the way. Our technician, Mike Wilson, was fantastic. He was very knowledgeable and courteous. We were very happy with the project…

Anthony M.

Anthony M.

Donnelly’s Heating, Cooling & Plumbing provided excellent service for our home. Domingo C. was very knowledgeable and answered all of my questions (and there were many!). We ended up with an issue, and he stayed until it could be resolved. Jake H. and his skilled team…

Jill C.

Jill C.

Can’t say enough about how great my water heater replacement experience was. Service tech, Joe was the best; Knowledgeable, professional, and kind - he did such a great job. I highly recommend contacting Donnelly’s for your plumbing needs.

Kristen T.

Kristen T.

All around good experience for the installation of a combi boiler. The sales process was good and they were willing to negotiate which was appreciated. I set up the install two weeks out at the time of the sale and they arrived on time today to…

Todd A.

Todd A.

Our whole experience with Donnelly's was spectacular. We really appreciated the honesty and clarity throughout the whole process. When they came out for a quote we felt like all of our questions were answered and their proposal gave us exactly what we needed at a very…

Racheal B.

Racheal B.

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What To Expect

Discover the Donnelly’s Difference

​Professional Services​

​We show up on time, keep things clean, and listen to what you need. We treat you and your home with the respect it deserves.

Service for All Brands

​We can work on all makes and models of HVAC and plumbing equipment.​

Trustworthy

​You can count on us to be honest and always do what we say. We communicate clearly, provide our guarantees & warranties in writing, and ensure you understand everything we're doing in your home.​

Experienced Technicians​​

We excel at solving problems with years of experience behind us. We look at today's challenges and future needs to create the best customized solutions.​

Licensed & Insured

​Our technicians are licensed, insured, and background-checked for your peace of mind.​

​Professional Services​

​We show up on time, keep things clean, and listen to what you need. We treat you and your home with the respect it deserves.

Service for All Brands

​We can work on all makes and models of HVAC and plumbing equipment.​

Trustworthy

​You can count on us to be honest and always do what we say. We communicate clearly, provide our guarantees & warranties in writing, and ensure you understand everything we're doing in your home.​

Experienced Technicians​​

We excel at solving problems with years of experience behind us. We look at today's challenges and future needs to create the best customized solutions.​

Licensed & Insured

​Our technicians are licensed, insured, and background-checked for your peace of mind.​