Plumbing Service in Lowell MA

At Welch Brothers Plumbing, we provide fast and reliable service for your commercial and residential plumbing needs. Our highly skilled and trained plumbers have proudly served the Greater Lowell and Merrimack Valley area since 1904. From fixing clogged drains to installing high-efficiency tankless water heaters, our fully-trained plumbing technicians are at your service.

In Need of Emergency Plumbing Service? We’re Here to Help.

There’s nothing worse than coming home to find a water leak - or worse, a flood! And there is never a good time for a clogged sink or toilet. Plumbing emergencies happen just as often on nights and weekends, so you can rest assured that we're here when you need us for your plumbing emergencies.

With winter approaching, your pipes are especially susceptible to freezing. If you require emergency plumbing service in Lowell MA or the surrounding area, give us a call today.


Plumbing Repairs, Replacement, & Installation

We provide the following plumbing services.

  • Clogged toilets & sinks
  • Drain cleaning
  • Water pressure problems
  • Leak & drip repair
  • Kitchen & bath faucets & fixtures
  • Water & waste water piping
  • Gas & oil piping
  • New drain installations
  • Gas, oil, & electric water heaters
  • Major appliance hookups & installation
  • Additions & remodeling

Tankless Water Heaters

We install energy-efficient tankless water heaters in Lowell MA and the surrounding area for your home or business. Tankless water heaters offer a proven alternative to the storage tank water heaters most commonly found in U.S. homes. By operating only when hot water is needed, and no storage tank to heat and reheat water, tankless technology helps save on energy and utility costs. Call us today to find out if a tankless water heater is right for you.


Additions & Remodeling

If you’re looking to modernize a kitchen or bath, just installing a new sink or disposal, or modifying to support aging or safety concerns, we can handle all of your plumbing needs. We’ll help you maximize the potential of your space and can help supply fixtures from the industry’s leading manufacturers. We love working with DIY-ers! Here’s how we can help:

The Bathroom

  • Comfort and handicap accessible fixture installations
  • Sink, toilet, tub and faucet repairs & installations
  • Water & drain piping

The Kitchen

  • Fixture installations, including sinks & faucets
  • Appliance installations and piping for water, fuel conversions, & ice maker lines

The Laundry Room

  • Water piping
  • Fuel conversions
  • Relocations

Contact us today for a free estimate!


Speciality Piping & Repiping

Welch Brothers Plumbing provides all types of piping services, including gas, oil, and water supply lines, gas line hook-up for swimming pool heaters, industrial gas installation, and specialty piping systems. Some types of piping can cause ongoing maintenance problems including water pressure issues, and can actually lower the value of your home. In these cases, repiping is often the best option. We are able to handle whole-house repiping and are experts at doing these projects with as little disturbance as possible. We install Viega PEX piping. Unlike copper, PEX offers proven resistance to corrosive water conditions and temperature aging for longer life expectancy.