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Top-Rated Water heater installers and replacers in New Gloucester - Updated Nov 2026

Avatar for Reservoir Home LLC
Reservoir Home LLC
4.8(
14
)
Water Heater - Install or Replace

Serving New Gloucester, ME and surrounding areas

Approved

In business since 2024

Free estimates

Emergency services offered

Our mission is to make home electrification easy, affordable and awesome. We turn your water heater into a thermal battery. A Reservoir puts a heat pump, an onboard computer and industrial hydronic controls in one unit. It heats and stores water when electricity is cheapest and cleanest and holds it until your house needs it. \n

Reservoir Installs
Reservoir Installs
Reservoir Installs
Reservoir Installs
Reservoir Installs

+5

31 neighbors recently requested a quote
Recommended by7%of homeowners
Avatar for swb plumbing/hvac
swb plumbing/hvac
5.0(
15
)
Water Heater - Install or Replace

Serving New Gloucester, ME and surrounding areas

Approved

In business since 2023

Free estimates

Emergency services offered

"I needed my water heater changed out so I reached out to swb and Seth was able to give me a same day quote and give me a time frame on when it could be completed. Got done in a timely manner and very professional work. Definitely will keep using this company for future plumbing/hvac needs."
New condensate line property piped into existing house sewer to code
1 1/2” water mains
3 zone heat pump install
Install condensate pump and neutralizer to bring existing boiler upto code.
1 1/2” water mains insulated after we installed them.

+10

Response time1 day
Response rate100%
29 neighbors recently requested a quote
Avatar for CAL Plumbing & HVAC LLC
CAL Plumbing & HVAC LLC
5.0(
6
)
Water Heater - Install or Replace

Serving New Gloucester, ME and surrounding areas

Approved

Free estimates

Credit card accepted

Offers commercial services

"Great work done to replace sink drain assembly and replacement of PVC that was done improperly and causing ongoing water issues. I really appreciated the service and consciousness of the clean up of dust & debris afterwards."
Bathroom Remodels
Bathroom Remodels
Bathroom Remodels
Heat Pumps
Heat Pumps

+14

2 neighbors recently requested a quote
Avatar for SEASIDE HEATING AND COOLING LLC
SEASIDE HEATING AND COOLING LLC
5.0(
5
)
Water Heater - Install or Replace

Serving New Gloucester, ME and surrounding areas

Approved

In business since 2024

Free estimates

Credit card accepted

We are extremely passionate about the work that we do. You can depend on us to provide a high quality service at a fair and honest price. We understand that the future of our business depends upon our reputation and that is why customer service is by far our highest priority. If you are looking for a professional you can trust, please call today to schedule a no-obligation estimate!

Bryant heat pump
Bryant gas furnace
New boiler
Hydronic piping
Pump manifold

+1

18 neighbors recently requested a quote
Avatar for Fontus, Inc.
Fontus, Inc.
4.9(
6
)
Water Heater - Install or Replace

Serving New Gloucester, ME and surrounding areas

Approved

In business since 2019

Free estimates

Warranties offered

Fontus is one of Maine's most trusted experts for complete home water solutions, offering industry-leading residential water treatment and full-service plumbing. From the pipes in your walls to the water in your glass, we ensure your family’s water is clean, safe, and flowing reliably. We design custom solutions for well and city water to eliminate hard water, iron, PFAS, uranium, arsenic, and radon. Whether you need whole-house filtration, water softeners, reverse osmosis systems, or expert plumbing repairs and installations, we are here to help. Proudly serving Cumberland, York, and Androscoggin counties.

Water Treatment Project 1
Water Treatment Project 2
Water Treatment Project 3
Response time2 days
74 neighbors recently requested a quote
Recommended by60%of homeowners
Avatar for Truline Plumbing
Truline Plumbing
5.0(
5
)
Water Heater - Install or Replace

Serving New Gloucester, ME and surrounding areas

Approved

In business since 2025

Free estimates

Credit card accepted

We are committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

Water heater replacement
41 neighbors recently requested a quote
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