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IS Plumbing is your licensed plumber in Westborough, MA — serving the town's neighborhoods along the Route 9 and I-495 corridor with plumbing, heating, gas fitting and drain work.
Updated July 2026 · Reviewed by Ilgiz Shaikov, MA Master Plumber #17137
Westborough's mix of newer subdivisions and older homes near the center means we see modern systems and aging ones alike. We handle water heater and boiler installation, gas fitting, bathroom remodels, repiping and drain service — clean, permitted and inspected, with fast response from our nearby Millbury base.
Based in Millbury, MA, we cover all of Westborough and the surrounding towns. Don't see your street? Call +1 (774) 486-0909 and ask.
Yes. For emergencies like burst pipes, no heat or no hot water we answer 24/7 and offer same-day visits in Westborough.
Yes. As licensed gas fitters we install gas lines and piping, stove and dryer hookups, gas fireplace lines and oil-to-gas conversions — permitted and inspected.
Yes — plumbing and gas work in Westborough is pulled under the proper Town of Westborough permits and inspected.
Yes. We install and replace tank and tankless water heaters and high-efficiency boilers throughout Westborough, sized for your home.
Yes. We clear clogged drains and main lines and run sewer camera inspections along the Route 9 and I-495 corridors and around Westborough Center.
From our shop in Millbury, MA we serve Westborough and the surrounding towns across the Worcester area, MetroWest and Greater Boston. Don't see your town listed? Call and ask.
Free quotes for scheduled work · 24/7 line for emergencies.
