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Serving the Greater Delaware County


Serving the Greater Delaware County

Fast. Friendly. Reliable.

Let our family help your family.

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Your Trusted HVAC Professionals in Havertown, PA

We’re the trusted professionals for everything plumbing, heating, cooling, generator, and commercial in our area. Our technicians at Walsh Brothers Plumbing and Mechanical Services, Inc. are experts. You have a lot of options for HVAC services here in Havertown, but few contractors can promise what we promise. We guarantee:

  • Fast and friendly service
  • A 100% satisfaction guarantee
  • Up-front pricing
  • A full parts and labor service agreement
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Congratulations to Olivia Seng, granddaughter of Joe Walsh, and the “Springfield Rockets”

We’re a family-owned and operated company that’s been in business since 1959. We understand what quality means and we take it to heart. We’re on time all the time and we’ll never try to pad our work with gimmicks or give you any hassle.

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No Gimmicks, No Hassle, Just Savings


High Efficiency Water Heaters

Get a $350 PECO Rebate on Energy-Efficient Water Heaters

plumbing in Aston, PA.
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Trust the Word of Our Valued Customers

There is no other plumber I would ever trust other than Walsh Brothers.

– Yin Stern L

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Protect Your System and Save Money with Our Maintenance Plan!

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Two annual calls and a 15-point check for both HVAC systems

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Replacement or repair of certain parts at no additional cost

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Priority emergency service at no additional cost

Solutions for Every Home and Budget

3 Generations of Expert Advice

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5 Reasons Why You Should Hire A Plumber Vs DIY

If you’re contemplating a DIY plumbing job, there are so many tools required for plumbing issues, so many unexpected factors, and so many things that can go wrong,


How to Set Your Thermostat During Extreme Heat

Making sure you’re setting your thermostat at an appropriate temperature is one way to avoid the need for air conditioning service during a heatwave.


plumbing repair

Your plumbing system is the unsung hero of your home. You probably don’t think about this system often because it’s tucked away in your walls, but it’s incredibly important to your overall comfort. Imagine having to go for an extended period without a hot shower or a cold glass of water! Our professionals can always keep your system in good shape.

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Heating and Air Conditioning

Heating and Air Conditioning

You shouldn’t have to struggle for comfort in your home. We’re not expecting you to wrestle with your air conditioning or heating system on your own—that’s where our team at Walsh Brothers Plumbing and Mechanical Services, Inc. comes in. You can trust us for maintenance, repair, replacement, and installation services. We’re a PHCC and BBB accredited team. Contact us for quality work.

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Whole-House Generators

Whole-House Generators

It’s always good to be prepared for the worst-case scenario. You don’t want to find yourself in the midst of an extended power outage with a faulty generator. Think of a generator as your personal insurance for your home safety and comfort. Contact our professionals. We’ll ensure that your home is always safe.

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Commercial Services

Commercial Services

If you’re in charge of managing a business, you know that your HVAC and plumbing services are important. These systems are the baseline for a successful commercial space. We know how stressful it can be to find the right team to service your commercial business. That’s why we take the work that we do so seriously.

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Maintenance Program

Maintenance Program

Maintenance is the difference between a home that causes you endless headaches and a home that you can rely on. You’re going to need great maintenance to ensure that your HVAC and plumbing systems last well into the future. That’s why we offer a complete maintenance program to keep all these systems in top shape.


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