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Heat Pumps

Heat pump installation, repair and maintenance, with Mass Save rebates taken right off your invoice.
Heat Pumps

Heat pump installation, repair and maintenance, with Mass Save rebates taken right off your invoice.
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Heat Pump Services in Greater Boston & the South Shore


One system that heats your home in winter and cools it in summer. Trust 1 installs, repairs, replaces and maintains ducted and ductless heat pumps for homes across Greater Boston and the South Shore, including cold-climate systems from Bosch, Hisense, Mitsubishi and Bryant that are built for Massachusetts winters.

Every system we recommend is sized for your whole home, and we’ll show you exactly how it’s rated to perform in cold weather before you decide.

In Quincy? See our Quincy plumbing, heating & cooling page, or browse all towns we serve.

Bosch heat pump with a white line-set cover installed beside a brick chimney on a colonial home

Our Heat Pump Services

Heat Pump Myths We Hear All the Time

“Heat pumps don’t work in New England.”

Today’s cold-climate heat pumps keep heating well below zero. The real question isn’t how cold a unit is rated for, it’s how much heat it still puts out at that temperature. We check the manufacturer’s rating sheet for every system we recommend and size it for your whole home, so it keeps up on the coldest days of the year.

“My electric bill will skyrocket.”

If you’re switching from oil or propane, your electric bill will go up in the winter. That’s expected. What matters is your total heating cost, and with little or no fuel to buy, most homeowners come out ahead over time. A heat pump that’s sized correctly, with sealed and insulated ductwork, runs efficiently instead of leaning on backup heat.

“If it runs all the time, something must be wrong.”

Not with a heat pump. Cold-climate heat pumps are designed to run almost continuously at a low, steady speed, and that’s when they’re most efficient. Running a lot doesn’t mean it’s costing you more.

“I should turn it way down at night to save money.”

With a traditional boiler or furnace, deep setbacks can save money. With a heat pump, they often do the opposite, because the system has to work much harder to recover. Small adjustments for comfort are fine, but steady settings usually save the most.

“I’ll have to rip out my ductwork.”

Not necessarily. Existing ductwork can often be reused if it’s the right size, sealed and insulated. If your home doesn’t have ducts, a ductless system avoids opening walls and ceilings altogether.

“It’s steaming outside, so it must be broken.”

That’s defrost mode. In cold, damp weather, frost builds up on the outdoor coil, and the system briefly reverses to melt it off. It usually lasts a few minutes, and you may hear some gurgling or swishing indoors while it happens. That’s normal.

Getting the Most From Your Heat Pump

A heat pump works differently than the boiler or furnace you may be used to. These habits will help you stay comfortable and save the most:

Settings

  • Set it and leave it. Pick a comfortable temperature and keep it steady. Avoid big swings and don’t turn the system on and off to control the temperature.
  • Choose “Heat” or “Cool,” not “Auto.” On mild days when you don’t need either, simply turn it off.
  • Leave the fan on “Auto.” In very cold weather, a higher fan speed can deliver more heat and improve efficiency.
  • Don’t shut it off when it’s freezing out. Cold-climate heat pumps are built for it. If anything, nudge the temperature up a little.
  • Try “Dry” mode in humid summer weather. If your system has it, it can feel more comfortable than “Cool” and cost less to run. You may need to set the temperature a bit higher.

If You Have Ductless Units

  • Use them to heat as much of your home as possible. Set them for comfort and don’t worry about the exact number.
  • Keep the air vanes open so air flows freely.
  • If you’re keeping your old heating system as a backup, set its thermostat 5–10 degrees lower than usual so the heat pump does most of the work. Keep doors open to help heat reach rooms without a unit.
  • If your old system is the only heat in the basement, make sure it runs enough in very cold weather to keep pipes from freezing.

Simple Care

  • Clean or replace your filters every 2–6 weeks, depending on your home.
  • Keep snow, leaves and debris away from the outdoor unit, and never cover it.
  • Take a quick look each season for damaged pipe covering, a dirty outdoor coil or oil drips near the pipe connections, and call us if something looks off.
  • Schedule a professional heat pump tune-up once a year.

Why Homeowners Choose Trust 1 for Heat Pumps

  • Honest sizing: we design every system for your home’s full heating load and check insulation and ductwork, not just the equipment.
  • Real cold-weather numbers: we show you how low an outdoor temperature your system is rated to heat at during the estimate.
  • Your choice: clear options and pricing before any work begins, and the decision is always yours.
  • Proven local team: 1,900+ five-star Google reviews from homeowners across Greater Boston and the South Shore.

Ask us about Mass Save rebates and financing options.

Schedule Heat Pump Service

Whether you’re thinking about switching to a heat pump or need help with the one you have, contact Trust 1 Heating, Cooling & Plumbing or book online today.

service tech talking with customers

Products We Provide


Product: Climate 5000 Ductless System
  • ≤ 25 SEER rating
  • No ductwork required
  • Super efficient air filtration system that beats back both odors and allergen contaminates
  • Single and Multi Zone Options

View More About Product >>

Product: Inverter Ducted Packaged Unit
  • ≤18 SEER2, 11.2 EER2, 9 HSPF2, ENERGY STAR® Qualified
  • Choose from 3-ton or 5-ton models
  • 10-speed ECM outdoor blower for top-tier efficiency

View More About Product >>

Product: HY Air Handling Units
  • Quiet Operation
  • Reliable Performance
  • Flexible Configurations
  • Advanced control systems
  • Low Maintenance

View More About Product >>

Product: BVA2.0 Air Handler Unit
  • Efficient Heating and Cooling
  • Variable Speed Blower
  • Integrated Heat Exchanger
  • Advanced Controls
  • Built-in Air Filtration
  • Energy Star Certified

View More About Product >>

Product: Cased Coils
  • Enhanced Heating and Cooling
  • High Efficiency
  • Space-Saving Design
  • Even Air Distribution
  • Corrosion Resistance
  • Quiet Operation

View More About Product >>

Frequently Asked Questions (FAQs)

What Is a Heat Pump?

A heat pump is an HVAC system that transfers heat between indoors and outdoors instead of generating it, allowing one unit to both heat and cool your home. In the winter, it pulls heat from the outside air into your home, and in the summer, it reverses the process to cool your home instead.

How Do Heat Pumps Work?

Heat pumps use a refrigerant and a compressor to move heat from one place to another. In heating mode, the system extracts heat from the outdoor air and transfers it inside. In cooling mode, it works like an air conditioner, pulling heat from inside your home and releasing it outdoors.

What Are Signs My Heat Pump Needs Repair?

Common signs include unusual noises, reduced heating or cooling performance, trouble switching between modes, an unexpected rise in energy bills, or a system that cycles on and off too frequently. If you notice any of these, it’s best to have a technician take a look.

How Much Will Heat Pump Repair Cost?

Heat pump repair costs depend on the issue, the parts needed, and the age and complexity of your system. We provide an upfront quote after diagnosing the problem, so you know what to expect before any work begins.

When Should I Consider Replacing My Heat Pump Instead of Repairing It?

Replacement usually makes more sense once your heat pump is between 10 and 15 years old, needs frequent repairs, or is struggling to keep your home comfortable even after a repair. Our technicians can evaluate your specific system and give you an honest recommendation either way.

Will a heat pump raise my electric bill?

If you’re switching from oil or propane, your electric bill will go up in winter, but you’ll buy little or no fuel, so most homeowners save on total heating costs over time. Proper sizing and sealed ductwork keep the system running efficiently.

Should I turn my heat pump down at night?

Small adjustments are fine, but deep setbacks usually cost more with a heat pump because it has to work harder to recover. Keeping a steady temperature typically saves the most.

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Trust 1 Core Values

  • Trust in our

    Honesty

    Our information we provide to you, our client, is 100% honest with our highly trained knowledge. Family & personal safety is why we provide you with the information about your systems, to keep you comfortable.

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    Trust In Our

    Passion

    We thrive off our unstoppable “passion” for our customer service and products we offer. Our systems are designed personally for each client. Comfort with a workman’s separation visibly from a mile away.

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    Trust In Our

    Team Work

    From the first call to our office staff to the technician leaving your home, we set systems. These systems are the glue that holds our team close, personal, and on target every time.

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    Purpose

    Our purpose is to change the way home service providers are viewed in the new world to put us in a class of people who keep the health of the Nation’s water flowing & heat pumping.

  

Read Our Reviews

Your Satisfaction,
Our Reputation


Read what homeowners across Greater Boston and the South Shore say about Trust 1 Heating, Cooling, & Plumbing.

  • Air Conditioning Services

    I was really impress with Nick Julien and his colleague Noah for coming over to my place immediately when my a/c was failing mid-summer. I chose the Bosch and it was the best HVAC decision I could’ve… Read More

    Ryan B.
  • Heating Services

    Woke up to an issue with our heat. Called the 24 hour hot line and Josh and Jake were here quickly. They diagnosed the issue, made temporary repairs, and arranged for a more permanent resolution for early next week!

    Philip G.
  • Plumbing Services

    We spent a fortune on a different company to install a new heat pump with duct work & were paying over $1400 in electric until Trust 1 showed up next day to fix our nightmare. Professional, knowledgable… Read More

    Cyprian K.
  • Air Conditioning Services

    Super thanks to the staff at Trust 1! They were spectacular; everyone from the front line staff who answered our calls to our technicians Tom and Jim. Both gentlemen were extremely professional in… Read More

    Johnny C.
  • Heating Services

    Great experience, great people and top quality work. Highly recommended. Extra credit to Nick for staying late to make sure our new heating system was running on all cylinders. Thanks for everything!

    Michael P.
  • Plumbing Services

    We had a water leak from our hot water tank. When I called, the lady who took my call was very professional and precise, which I really appreciated. They sent D.J., and he was awesome—very efficient and…Read More

    Nao S.
  • Air Conditioning Services

    I was really impress with Nick Julien and his colleague Noah for coming over to my place immediately when my a/c was failing mid-summer. I chose the Bosch and it was the best HVAC decision I could’ve… Read More

    Ryan B.
  • Heating Services

    Woke up to an issue with our heat. Called the 24 hour hot line and Josh and Jake were here quickly. They diagnosed the issue, made temporary repairs, and arranged for a more permanent resolution for early next week!

    Philip G.
  • Plumbing Services

    We spent a fortune on a different company to install a new heat pump with duct work & were paying over $1400 in electric until Trust 1 showed up next day to fix our nightmare. Professional, knowledgable… Read More

    Cyprian K.
  • Air Conditioning Services

    Super thanks to the staff at Trust 1! They were spectacular; everyone from the front line staff who answered our calls to our technicians Tom and Jim. Both gentlemen were extremely professional in… Read More

    Johnny C.
  • Heating Services

    Great experience, great people and top quality work. Highly recommended. Extra credit to Nick for staying late to make sure our new heating system was running on all cylinders. Thanks for everything!

    Michael P.
  • Plumbing Services

    We had a water leak from our hot water tank. When I called, the lady who took my call was very professional and precise, which I really appreciated. They sent D.J., and he was awesome—very efficient and…Read More

    Nao S.