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    Johnson Bros. Plumbing & Drain Cleaning
    Weymouth boiler repair

    Boiler Repair in Weymouth, MA

    Weymouth's older neighborhoods have steam and hot-water boilers that need real expertise. We're 15 minutes from Quincy and prioritize no-heat calls in winter. Licensed MA plumber — we take emergency no-heat calls 24/7.

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    MA Master Plumber Lic. PL #17034-MCorporate License #458124/7 emergency answering4.8 stars from 367 Google reviews

    Why Weymouth boilers need expert service

    South Weymouth and East Weymouth have dense 1940s through 1960s housing with steam and hot-water boilers that are often original equipment and past due for service.

    Weymouth's coastal proximity means some boiler installations in lower-lying neighborhoods see higher humidity and accelerated corrosion of flue components and draft hoods.

    Multi-unit housing in Weymouth — including triple-deckers and small apartment buildings — relies on single boilers serving multiple units, making failures high-impact.

    Boiler replacements in Weymouth homes built before 1980 often require venting updates and gas line sizing checks that contractors unfamiliar with older systems miss.

    How we handle Weymouth boiler problems

    Boiler diagnostic and repair

    We identify the specific failing component and repair it. Circulator pumps, pressure relief valves, aquastats, expansion tanks, gas valves.

    Pressure relief and safety check

    We test PRVs, low-water cutoffs, and safety controls on every boiler service visit. These fail silently and are critical.

    Boiler replacement

    When repair stops making sense, we replace with properly sized equipment, handle the MA permit, and commission the system correctly.

    The $99 service fee applies toward any repair or replacement once you move forward.

    No heat in Weymouth? We answer 24/7.

    Fast response from Quincy

    We dispatch from 75 East Elm Ave in Quincy — about 15 minutes from most Weymouth addresses. No-heat emergencies get priority. Call (617) 479-9911.

    Ready to schedule service in Weymouth?

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    Weymouth boiler repair FAQs

    How long do boilers last in Weymouth homes?

    Cast iron boilers in Weymouth's older neighborhoods can last 30 to 40 years with proper care. Modern high-efficiency boilers run 20 to 25 years. We assess condition — not just age — and give you a straight repair-vs-replace recommendation.

    My Weymouth boiler is leaking. What should I do?

    Turn off the boiler and the water supply to it, then call us. Boiler leaks can come from the heat exchanger, pressure relief valve, or supply connections. We diagnose the source and tell you whether repair or replacement makes more sense.

    Do you handle steam boiler repair in Weymouth?

    Yes. We work on steam boilers — including near-boiler piping, main vents, trap lines, and steam controls — common in South Weymouth and East Weymouth homes built before 1960.

    Is emergency boiler service available in Weymouth?

    Yes. We answer 24/7 and dispatch from Quincy — about 15 minutes away. No-heat calls in winter get priority. Call (617) 479-9911.

    Do you pull permits for boiler replacement in Weymouth?

    Yes. Massachusetts requires a permit for boiler replacement. We handle the permit and schedule the inspection as part of the job.

    What are the warning signs my boiler is about to fail?

    Watch for: frequent pilot outages or ignition lockouts, pressure that keeps climbing or dropping without explanation, banging or kettling sounds during a heating cycle, visible rust or moisture around the boiler body, and heating bills that have jumped without a weather explanation. Any one of these warrants a diagnostic call before you lose heat entirely.

    How long does a boiler repair take?

    Most single-component repairs — circulator pump, expansion tank, pressure relief valve, aquastat — are completed in one visit of 1–3 hours. If we need to order a part, we'll tell you upfront and schedule the return visit. Full boiler replacements typically take a full day.

    Do you warranty your boiler repairs?

    Yes. Labor is warrantied for one year. Parts carry the manufacturer warranty, which varies by component. We stand behind our work — if the same issue comes back within the warranty period, we come back.

    Johnson Bros. Plumbing & Drain Cleaning

    Family-owned South Shore plumbers since 2008.

    Contact

    (617) 479-9911

    Emergency · Scheduling

    MA PL #17034-PL-M
    Corp #4581

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