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Johnson Bros. Plumbing & Drain Cleaning
Milton boiler repair

Boiler Repair in Milton, MA

Milton's historic homes have steam and hot-water boilers with long histories. We're right next door in Quincy and handle steam and hot-water systems correctly. Licensed MA plumber — we take emergency no-heat calls 24/7.

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MA Master Plumber Lic. PL #17034-M · Corp. #458124/7 emergency line4.8 stars · 385 Google reviewsDispatched from Quincy, MA

Why Milton boilers need expert service

Milton Hill and East Milton have large colonials and Victorians with steam boilers that in some cases have been operating since the mid-20th century — requiring specialist knowledge rather than a generalist approach.

Many Milton homes have had boilers replaced without updating the near-boiler piping or radiation system, creating mismatches between the new boiler and the existing system that reduce efficiency and cause problems.

Newer sections of Milton closer to the Quincy and Canton borders have high-efficiency boilers from the 1990s and early 2000s now developing heat exchanger and control board issues common at 20 to 25 years.

Milton homeowners with steam systems often can't find local contractors who know how to correctly set operating pressure, replace steam traps, and balance venting — problems we handle routinely.

How we handle Milton boiler problems

Boiler diagnostic and repair

We find the specific failing component and repair it — circulator, pressure relief, aquastat, gas valve, expansion tank, steam traps.

Pressure relief and safety check

PRVs and low-water cutoffs are safety-critical and fail silently. We test and replace these on every service visit.

Boiler replacement

When repair no longer makes sense, we replace with correctly sized equipment, pull the MA permit, and commission the system.

The $99 service fee sends a licensed technician out to diagnose the problem. Approve the repair on the spot and the fee is not charged at all; decline it and the $99 covers the visit.

No heat in Milton? We answer 24/7.

Right next door to Quincy

We dispatch to Milton from our Quincy office — usually about 15 minutes away. No-heat emergencies get priority. Call (617) 479-9911.

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Milton boiler repair FAQs

Which parts of Milton do you cover for boiler repair?

All of Milton. We have completed work in the 02186 ZIP code. We dispatch to Milton from our Quincy office — usually about 15 minutes away.

How long do boilers last in Milton homes?

Cast iron boilers in Milton's historic homes can last 40 to 50 years with proper maintenance. Steam boilers in the older Milton Hill properties may be even older. We assess condition rather than age and give you an honest recommendation.

My Milton home has a steam boiler. Do you service those?

Yes. Steam boilers are common in Milton's older housing stock, particularly in the historic Milton Hill area. We handle steam trap replacement, venting, near-boiler piping, and pressure controls.

Is emergency boiler service available in Milton?

Yes. We dispatch to Milton from our Quincy office — usually about 15 minutes away. No-heat calls get priority in winter. Call (617) 479-9911.

Should I repair or replace my Milton boiler?

If repair cost is under 40 percent of replacement and the unit is under 20 years old, repair usually makes sense. We give you both numbers honestly and let you decide.

Milton is one of the towns the Massachusetts Water Resources Authority serves in full on both sides, water and sewer, which puts it in a small group locally: most of our service area is on a town-run supply, a private well, or a Title 5 system for at least part of its housing. What that arrangement means in a Milton basement — water, sewer, and how the town was built — is on our Milton plumbing page.