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Top-Rated Tankless water heater installers in Bow - Updated Nov 2026

Avatar for Robert Johnson Plumbing
Robert Johnson Plumbing
5.0(
328
)
Tankless Water Heater - Install

Serving Bow, NH and surrounding areas

Approved

Super Service Award Winner

In business since 2009

Free estimates

Customers say: True professional

"I had Rob install a tankless hot water heater, whole house water filter, and run a new gas line for my gas stove conversion. He was very professional and and was quick to set an appointment. The whole job took a single day and he even removed and disposed of the old outdated appliances. Quality work at reasonable prices! Would highly recommend."
Response time2 hrs
Response rate96%
38 neighbors recently requested a quote
Avatar for Mitch Comeau's Plumbing & Heating, LLC
Mitch Comeau's Plumbing & Heating, LLC
5.0(
72
)
Tankless Water Heater - Install

Serving Bow, NH and surrounding areas

Approved

Super Service Award Winner

In business since 2023

Free estimates

Emergency services offered

"Mitch was nothing short of professional, accommodating with a splash or sense of humor. We will be using him again and highly recommend him for all your plumbing and heating needs."
Our Work
Our Work
Our Work
Response time9 hrs
7 neighbors recently requested a quote
Recommended by60%of homeowners
Avatar for Action Plumbing Heating And Air
Action Plumbing Heating And Air
4.9(
92
)
Tankless Water Heater - Install

Serving Bow, NH and surrounding areas

Approved

In business since 2022

Free estimates

Emergency services offered

"Totally excellent service. My furnace was not working so I had no hot water. I called after 7 pm and Mike was there first thing in the morning to check it out. He located the problem and took immediate action to resolve it. Called suppliers, located the part for a 57 year old furnace. The following day Jason and Chase came and made the repair. Cost effective price with professional workmanship. Reliable and trustworthy."
Response time1 day
Response rate89%
19 neighbors recently requested a quote
Avatar for Barrington Solutions Plumbing & Heating LLC
Barrington Solutions Plumbing & Heating LLC
4.9(
17
)
Tankless Water Heater - Install

Serving Bow, NH and surrounding areas

Approved

In business since 2024

Free estimates

Small jobs welcome

"I finally got to build my dream garage to store all my tools and have a cool hangout on Friday nights with the boys n a couple coors. Chris came and did everything from the bathroom and the heating system. I will definitely be calling him back to add a mini split in the future. He was professional, punctual and clean. Very knowledgeable you can tell he cares about his clients."
Granite Ridge
Brook hill development
Sanborton
Derry
2.5 bathroom modular

+39

39 neighbors recently requested a quote
Avatar for Rowell's Services, LLC
Rowell's Services, LLC
4.6(
76
)
Tankless Water Heater - Install

Serving Bow, NH and surrounding areas

Approved

In business since 1983

Emergency services offered

Credit card accepted

"They responded quickly and were very knowledgeable about our needs. The man who came out to check the situation even went to the town fire chief to get an OK and the type of installation they wanted to do before the quote. The job was done within about 2 weeks from contacting them via HomeAdvisor."
Before & After Boiler
B4 & After Boiler2
Response time10 mins
2 neighbors recently requested a quote
Recommended by98%of homeowners
Avatar for A.R. Borges Mechanical LLC
A.R. Borges Mechanical LLC
5.0(
13
)
Tankless Water Heater - Install

Serving Bow, NH and surrounding areas

Approved

In business since 2022

Free estimates

Credit card accepted

"Very professional work, he walked me through every step of the way. I would hire him in a New York minute for my plumbing and heating needs, he also installed my mini split system and his guys did a phenomenal job. To find a mechanical contractor in the area was a breath of fresh air."
My jobs
My jobs
My jobs
My jobs
My jobs

+25

9 neighbors recently requested a quote
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