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Serving the Greater Delaware County

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24 Hour Service Available


Serving the Greater Delaware County

24 Hour Service Available


Request Service


Malvern, PA Plumbing and HVAC Services

We know how stressful plumbing or HVAC issues can be. If it’s been a hard year and you’re really trying to stay within your budget, a last-minute burst pipe or broken-down air conditioner can really be frustrating. At Walsh Brothers Plumbing and Mechanical Services, Inc., we’re not like other contractors. We know that for every home and budget in Malvern, PA, there’s a solution- and we work tirelessly to make that happen. Other companies will hire subcontractors to try and sell you on the newest and best technology, even if it’s outside of your price range. With us, we just want to get the job done. Contact us today for an appointment.

From expert installations and maintenance, to emergency services, you’ll always be in good hands with Walsh Brothers Plumbing and Mechanical Services, Inc. Fast-Friendly-Reliable.


Do you keep hearing noises in your pipes? Or perhaps there’s a leak that always occurs in the same spot, no matter how many times your handyman looks at it. Plumbing isn’t rocket science, when there’s a leak or a nasty sound, we fix it. Whether it’s a clogged drain that’s been making life difficult for you, or a set of pipes installed improperly, there isn’t anything we haven’t seen before in our 60+ years of service.

Emergency Plumbing

We get it. People don’t necessarily like calling the plumber. It’s always at an inconvenient time, for an expensive issue, when you just want peace of mind. Besides, who is going to be available to fix your toilet at 3 AM on Christmas Eve? We will, of course! With our 24/7 emergency plumbing service, we’re waiting for you to call us whenever you’ve got a plumbing issue. We can help to give you that peace of mind.

Drain and Sewer

Drain and sewer problems when not addressed appropriately can be incredibly damaging to your property and detrimental to your health. Septic tanks, sewer line repairs, there isn’t a sewer problem that we’re not used to. An overflow of waste through your drains could spell disaster for the health and comfort of your entire house. We inspect and hydro-jet drains that are not functioning as well as they should be, to make sure your plumbing lasts.

Air Conditioning

Does your air conditioner not cool down to the temperature set on your thermostat? Then you might be in need of some repairs. Air conditioning maintenance, installation and replacement can get pricey and complicated. With us, one call does it all. We’ll be straight with you if your AC looks like it’s on its last legs. We use trusted brands like Bryant so that your cooling system lasts as long as it possibly can. We can handle your air conditioning needs.


Always wondered about geothermal heating or a dual cooling and heating system in Malvern, PA? Well, look no further. If your home doesn’t have air ducts because it’s particularly small or old, we’ve still got you covered if you’re looking for a heat pump. Ductless heat pumps can function as both cooling and heating systems, saving you money all year round while leaving maintenance and repair visits to a minimum.

Indoor Air Quality

Our state of the art Aprilaire air filtration systems keep indoor air fresh and clean in Malvern, PA. We can install air filters that are so effective that they stop almost all bacteria cells, viruses, contaminants, and any other particles from entering your home in the first place. These systems come in all models and sizes for all of your  indoor air quality needs. For air purifier installation, maintenance, or repair, contact us.

Water Heaters

If you’re a homeowner looking to get a top of the line water heater, look no further! Abandoning the old way of thinking with tank water heaters, we install tankless water heating systems that work continuously for extended hot water use. No more waiting for the water tank to fill up again, on-demand hot water is the way of the future! So, if you’re interested, contact us for a tankless water heater system.

Commercial HVAC and Plumbing

We know that half of a good plumbing and HVAC service is the customer support end. If you’ve got a business in the Malvern, PA area, you’re too busy to be on the phone for hours a day trying to reach a technician. With us, we’ve been servicing this area for 60+ years. The moment you call for your rooftop AC repair or emergency plumbing issue, you’ll see our red trucks coming down the street. We can take care of all your commercial HVAC and plumbing needs. 

We Serve the Greater Delaware County

  • Moen Moen
  • Bryant Bryant
  • Bradford White Bradford White
  • Weil-McLain Weil-McLain
  • Fujitsu Fujitsu
  • Kohler Kohler