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Heating Repair, Installation & Service Across Plymouth County, MA

South Shore Heating Specialists Serving Plymouth County Since 1975

When a furnace, boiler, or heat pump fails on a Plymouth County winter night, comfort can quickly become a safety issue. 3R Plumbing & Mechanical provides professional heating services—repair, installation, and routine maintenance—for furnaces, boilers, heat pumps, and ductless mini-splits across the South Shore of Massachusetts. Whether your system is making strange noises, short cycling, leaking water, tripping safety switches, or failing to heat at all, our licensed Massachusetts technicians diagnose the problem on the first visit and fix it the right way. We have served South Shore homeowners since 1975 and treat every call with the urgency it deserves, especially during the coldest stretches of a New England winter. From emergency heating repair to full system replacements—including high-efficiency heat pumps eligible for Mass Save rebates—you get straight answers, transparent pricing, and a job that lasts.

Technician servicing a residential boiler in a Plymouth County, MA home

Common Heating Problems We Fix Across Plymouth County

Modern heating systems combine sophisticated electronics with advanced mechanical components that wear over time. Our team works directly with manufacturer tech support when needed to make sure repairs are accurate, especially on high efficiency furnaces, combi boilers, and inverter-driven heat pumps. We carry the parts and tools required to fix the most common issues on the first visit. We service:

  • No heat or insufficient heat
  • Furnace short cycling
  • Heat pump not switching to defrost
  • Pilot light or ignition failure
  • Cracked or leaking heat exchangers
  • Faulty thermostats and zone controls
  • Blower motor and ECM failure
  • Clogged filters and restricted airflow
  • Strange noises from the furnace or boiler
  • Heating zones out of balance
  • Carbon monoxide alarm activation
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Furnace Repair & Replacement in Plymouth County, MA

Most Plymouth County homes still rely on gas or oil furnaces to push through long New England winters, and a midwinter breakdown is never just an inconvenience. If your furnace is short cycling, blowing cold air, tripping the high-limit switch, or smelling unusual, we treat it as a priority service call and arrive ready to diagnose the issue on the first visit. Our trucks are stocked with parts for the brands we service most across the South Shore—Carrier, Trane, Lennox, Goodman, Bryant, Rheem, and York. Every furnace diagnostic includes:

  • Combustion analysis
  • Heat exchanger inspection
  • Ignition and flame sensor testing
  • Gas pressure verification
  • Blower motor and ECM diagnostics
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High-efficiency gas furnace installation by 3R Plumbing in a South Shore Massachusetts basement
Ductless mini-split heat pump installed in a Plymouth County, MA living room

Heat Pump & Ductless Mini-Split Service in Massachusetts

Across Massachusetts, more South Shore homeowners are switching to cold-climate heat pumps and ductless mini-splits to lower bills and capture Mass Save rebates. Modern inverter-driven systems demand advanced diagnostics, and our technicians are factory-trained on Mitsubishi Electric, Daikin, Fujitsu, Bosch, and LG equipment. We service refrigerant circuits, condensate handling, controls, and integrations with backup heat sources such as boilers or electric strips. Items we commonly address:

  • Refrigerant charge and leak testing
  • Indoor and outdoor coil cleaning
  • Inverter board diagnostics
  • Defrost cycle issues
  • Condensate pump and drain repair
  • Smart thermostat integration
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Our Heating Diagnostic Process: What to Expect

Transparent pricing and clear communication are non-negotiable at 3R. When you call us for heating service anywhere in Plymouth County, here is exactly what to expect from your appointment:

Full system evaluation

Combustion and safety testing

Electrical and control diagnostics

Airflow and refrigerant verification

Clear written estimate before any work begins

Upfront repair or replace options

Heating Repair vs. Replacement When It’s Time for a New System

If your furnace, boiler, or heat pump is 15 to 20 years old or older, it is approaching the end of its useful life—especially if you are seeing rising energy bills, frequent breakdowns, or rooms in your Plymouth County home that never feel evenly heated. Sometimes a repair still makes sense. Other times replacement is the smarter long-term decision. We look at the full picture, including system age, repair history, fuel efficiency, available Mass Save rebates, and how well the current equipment is sized for your home. As a rule of thumb, when repair costs climb past 30 to 40 percent of the price of a new system—or when safety concerns appear like cracked heat exchangers or carbon monoxide alarm activation—replacement becomes the smarter move. We install high-efficiency furnaces, boilers, and cold-climate heat pumps from trusted manufacturers like Trane, Carrier, Mitsubishi Electric, Bosch, and Navien, and we present clear Good, Better, and Best options so you can match the system to your home and budget. We also handle Mass Save rebate paperwork in-house, including the 0% HEAT Loan, so you keep the savings up front instead of chasing them later.

Modern high-efficiency furnace replacement, Plymouth County MA
Wall-mounted high-efficiency boiler installation, South Shore MA
Technician servicing a residential boiler in a Plymouth County, MA home

Plymouth County Areas We Serve

We proudly serve the Plymouth County area!

Plymouth County Areas We Serve

We proudly serve the Plymouth County area!

Don’t see your town listed? We service many additional South Shore communities including Hull, Carver, Kingston, Halifax, Hanson, and Whitman. Call (781) 974-5239 to confirm we cover your location.

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(781) 974-5239
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Heating Services FAQs Plymouth County, MA

Quick answers to the heating questions South Shore homeowners ask us most. Don’t see yours here? Call (781) 974-5239.

How much does heating repair cost in Plymouth County, MA?

Most heating repairs in the Plymouth County area fall between $185 and $750, depending on the part and labor. Simple repairs like thermocouples, ignitors, and capacitors land on the lower end; blower motors, control boards, and gas valves on the higher end. 3R Plumbing & Mechanical always provides a written estimate before any work begins.

How fast can you reach my home for a no-heat call?

We treat no-heat calls as priority service across Plymouth County and the South Shore, especially during cold weather. Most emergency calls in our regular service area are reached the same day, often within 2 to 4 hours. Call (781) 974-5239 — we answer the phone.

Which heating system brands do you service?

Our technicians service every major residential brand sold in Massachusetts, including Carrier, Trane, Lennox, Goodman, Bryant, Rheem, York, Mitsubishi Electric, Daikin, Fujitsu, Bosch, Navien, Weil-McLain, Burnham, Buderus, and Viessmann—covering gas furnaces, oil and gas boilers, heat pumps, and ductless mini-splits.

Should I repair or replace my heating system?

If your furnace, boiler, or heat pump is over 15 years old and a repair would cost more than 30 to 40 percent of a new system, replacement usually wins on a 10-year cost basis. Safety problems—like a cracked heat exchanger or a carbon monoxide alarm activation—also push the decision toward replacement.

Are heat pumps a good fit for Massachusetts winters?

Yes. Modern cold-climate heat pumps from Mitsubishi Electric, Daikin, and Bosch deliver reliable heat in Massachusetts even at single-digit outdoor temperatures and significantly reduce heating costs compared to oil or propane. Most South Shore homes pair a heat pump with an existing boiler or furnace as backup for extreme cold snaps.

What Mass Save rebates can I qualify for?

Plymouth County homeowners can typically qualify for up to $10,000 in Mass Save rebates on whole-home cold-climate heat pumps, plus 0% interest HEAT Loans of up to $50,000 for qualifying installations. We handle the paperwork in-house so the savings are applied at purchase.

Do you offer emergency heating service in Plymouth County?

Yes. We offer same-day emergency heating service across Plymouth County and the South Shore, including evenings and weekends during heating season. Our trucks are stocked with the most-needed furnace, boiler, and heat pump parts, so most no-heat calls are resolved on the first visit.

How often should I have my furnace or boiler maintained?

Annually. Gas and oil heating systems in Massachusetts should be professionally inspected and tuned each year, ideally in late summer or early fall. Annual maintenance preserves manufacturer warranties, catches safety issues like cracked heat exchangers early, and keeps efficiency at the rated level.

Coupons

We believe great service should also mean great savings. Check out our exclusive coupons below and make your next plumbing or HVAC repair, installation, or upgrade more affordable.

$50 OFF

Any Plumbing Service
Expires on 12/31/2026

*Not to be combined with other services or coupons.

$100 OFF

Water Heater Install
Expires on 12/31/2026

*Not to be combined with other services or coupons.

Military Discounts

Always available for our military!
Expires on 12/31/2050

*Not to be combined with other services or coupons.

First Responders Discount

Always available for our first responders!
Expires on 12/31/2050

*Not to be combined with other services or coupons.

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Since 1975

Veteran Owned & Operated

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Plymouth County’s Trusted Heating Pros — Help Is a Call Away

Whether your heat just quit on the coldest night of the year or you are planning a long-overdue upgrade, our licensed Massachusetts plumbers and HVAC technicians are ready to help. We have served Plymouth County and South Shore homeowners since 1975. We answer the phone, show up on time, and stand behind every repair and installation in writing. Call (781) 974-5239 to schedule heating service or request a free in-home estimate—same-day emergency service available across the South Shore.

(781) 974-5239