Available 24 hours a day, 7 days a week

Call us for:

Freeze Ups
Burst Pipes
Emergency Water Remediation
Drain Stoppages

Say good-bye to inefficient heating and cooling
And hello to energy-efficient air source heat pumps
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Special on Tankless Water Heaters
Receive $150 off the installation of any tankless, on-demand water heater
Call 617-364-2200
$25 Off Any Service or Repair
Performed by McMahon Plumbing & Heating
Call 617-364-2200 and mention this offer

We're McMahon Plumbing & Heating!

Your neighborhood plumbing and heating company...and so much more!

It’s easy to request service! You can call us anytime, whether it’s an emergency, a tune-up for your heating or AC system, or you’re looking to upgrade. Just call us or fill out our Service Request Form.

From our blog


Water Saving Tips for the Homeowner

Did you know that you pay twice for every drop of water you use? You pay for the water when it comes out of the faucet. If you’re connected to a public sewer system, you pay a sewage charge when it goes down the drain (along with more of your money).

Read More »

Sump Pump Basics

Imagine the scenario: a heavy downpour outside, and you suddenly find your basement or crawlspace flooded due to rising water levels. If you already have a sump pump installed, you can sit back and relax.

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