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Top-Rated Tankless water heater repair pros in Manchester - Updated Nov 2026

Avatar for Robert Johnson Plumbing
Robert Johnson Plumbing
5.0(
325
)
Tankless Water Heater - Repair

Serving Manchester, NH and surrounding areas

Approved

In business since 2009

Free estimates

Offers commercial services

"Robert was very responsive to my request for a water heater replacement. His pricing was competitive, and his crew was prompt and professional. The work was complete less than 24 hours after first contact. I recommend Robert Johnson Plumbing and plan to be a repeat customer, myself"
2 neighbors recently requested a quote
Recommended by86%of homeowners
Avatar for Grand Voyage Plumbing and Heating
Grand Voyage Plumbing and Heating
5.0(
61
)
Tankless Water Heater - Repair

Serving Manchester, NH and surrounding areas

Approved

In business since 2017

Emergency services offered

Warranties offered

Grand Voyage Plumbing and Heating is 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. We have 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
Water Heater
4th of July Savings
Gas Furnace
GE Air Conditioner

+1

7 neighbors recently requested a quote
Recommended by84%of homeowners
Joe Belanger, Plumbing Services
4.5(
130
)
Tankless Water Heater - Repair

Serving Manchester, NH and surrounding areas

Approved

In business since 2003

Free estimates

Customers say: Quality work

"Joe is an excetant professional contractor, he provided a very competitive quote for the replacement of a propane hot water heater. He was able to do the work the same day as he provided the quote. Work is clean neat and very professional looking. Would not hesitate to contact Joe again on any future heating and plumbing needs."
Buderus oil fired forced hot water heating system
Oil fired buderus
Navien 150 high efficiency wall mounted boiler
Water heater
Powervented water heater

+1

Response time7 hrs
Recommended by94%of homeowners
Avatar for Daigle Plumbing Heating and Cooling
Daigle Plumbing Heating and Cooling
4.4(
43
)
Tankless Water Heater - Repair

Serving Manchester, NH and surrounding areas

Approved

In business since 1981

Free estimates

Credit card accepted

"Justin was professional and knew exactly what I needed to fix my existing water heater without trying to upsell me on a much more expensive tankless water heater. He had the relief valve and expansion tank in his truck and was able to install everything without issue. I would recommend hiring them for your plumbing needs!"
9 ZONE On Boiler
3 Zone Boiler
4 Zone Boiler with storage Tank!!!
Oil Tank
6 Zone Boiler W/Storage Tank

+12

Response time1 day
111 neighbors recently requested a quote
Recommended by63%of homeowners
Avatar for Soulios Heating & Cooling, LLC
Soulios Heating & Cooling, LLC
5.0(
17
)
Tankless Water Heater - Repair

Serving Manchester, NH and surrounding areas

Approved

In business since 2019

Free estimates

Emergency services offered

"Wonderful service from Adam! My water heater was struggling to keep up with my wife?s long showers - which by the way she heats them up hot as hell! ? Besides the point, Adam recommended sizing up the water heater in order to keep up with the demands of some crazy hot water. Incredibly fast installation process and Adam was really friendly. I would definitely recommend him to all my friends who are looking for a plumber. You should certainly give him a call!"
Response time3 hrs
1 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for Barrington Solutions Plumbing & Heating LLC
Barrington Solutions Plumbing & Heating LLC
4.9(
17
)
Tankless Water Heater - Repair

Serving Manchester, NH and surrounding areas

Approved

In business since 2024

Free estimates

Small jobs welcome

Barrington Solutions is the premier plumbing and HVAC specialist for new construction and major residential builds throughout New Hampshire's Lakes Region. Built on a foundation of elite technical expertise, strict project timelines, and clear communication, we partner with builders, contractors, and homeowners to engineer and install flawless mechanical systems from the ground up.While we provide full-service plumbing, high-efficiency heating, and advanced cooling solutions for existing properties, our true passion and specialty lie in rough-in plumbing, complete system design, and the seamless integration of modern heat pumps, boilers, and mini-splits for new homes. We treat every job site with total professionalism, ensuring your project stays on schedule, on budget, and up to code. Contact Barrington Solutions today to bring top-tier mechanical craftsmanship to your next build.

Granite Ridge
Brook hill development
Sanborton
Derry
2.5 bathroom modular

+39

41 neighbors recently requested a quote
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