Commercial Heating Services in Lowell, MA

As a commercial property owner or facility manager, your top priority is keeping the comfort and safety of your building occupants. No matter whether you are a general contractor, property manager, home builder, commercial and industrial building, or warehouse facility, we have you covered with quality plumbing and heating services.

We Are Committed to Our Commercial Customers

Count on Welch Brothers Plumbing and Heating to be your full-service plumbing and heating expert - sales, installation, and repair.


  • Tenant fit-up
  • Remodel
  • Gas piping
  • Heating
  • Laboratory & chemical piping
  • Process piping
  • Sewer main & water main installation, repair, or replacement
  • Plumbing repairs
  • Clogged drains
  • Back-flow preventers & double check valves
  • Compressed air & nitrogen piping