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

Avatar for Altruistic A/C Heating & Plumbing
Altruistic A/C Heating & Plumbing
5.0(
5
)
Tankless Water Heater - Install

Serving Elgin, TX and surrounding areas

Approved

In business since 2014

Free estimates

Warranties offered

As a partner of the city of Austin Altruistic A/C, Heating & Plumbing is able to offer rebates as well as financing options, at a very competitive rate. Well qualified technicians and installers get the job done right the first time. Part of the mission of Altruistic A/C, Heating & Plumbing is to give back to the community, we offer a 10% discount to military and homeowners over 60 years old.

Duct Sealing
Training Model
Indoor Furdown System
Indoor Furdown System
New HVAC Install

+15

13 neighbors recently requested a quote
Avatar for Reliant Plumbing
Reliant Plumbing
4.2(
23
)
Tankless Water Heater - Install

Serving Elgin, TX and surrounding areas

Approved

In business since 2012

Free estimates

Emergency services offered

"Replaced my outdoor faucet quickly that I couldn't budge with my tools. Answered all my other plumbing questions. Price was high, but I've never seen a plumber or electrician charge less than a couple hundred no matter how simple. I have peace of mind though with the year warranty."
My jobs
My jobs
My jobs
My jobs
My jobs

+13

Response time10 mins
Response rate100%
22 neighbors recently requested a quote
Avatar for Fox Service Company
Fox Service Company
3.5(
26
)
Tankless Water Heater - Install

Serving Elgin, TX and surrounding areas

Approved (Corporate)

In business since 1972

Emergency services offered

Warranties offered

"Installation took place 14 days after I had accepted the bid, which was contingent of them getting my broken one repaired the next day free of charge, Which they did. I would have rated them 4.5 stars if possible,"
Rooftop Package Unit Installation
Ductless Heat Pump Installation
Ductless Air Handler Installation
Ductless Air Handler Installation
Condenser Replacement

+2

Response time1 day
Response rate90%
4 neighbors recently requested a quote
Avatar for Prostar Water Inc
Prostar Water Inc
4.8(
262
)
Tankless Water Heater - Install

Serving Elgin, TX and surrounding areas

In business since 1996

Free estimates

Credit card accepted

"We have a water system on our place for cleaning and treating our water since we have wells. We have a water clarification system which we bought from them and they come out every year and do maintenance on it. It is more than just a softener, it's a clarification system as well, it crops out solids and everything. They've got a service tech that's really knowledgeable and knows his business. Their maintenance costs and service calls are not inexpensive but they are no different from anybody else. When they came to install the new part, it took about 20 or 30 minutes."
Recommended by97%of homeowners
Avatar for Team Enoch Plumbing Austin
Team Enoch Plumbing Austin
4.9(
132
)
Tankless Water Heater - Install

Serving Elgin, TX and surrounding areas

In business since 2013

Credit card accepted

Offers commercial services

"I had a water heater fail on a Sunday morning. I submitted a request and got a response in less than a minute. The person was extremely helpful and we arranged an install only a few hours later. I couldn't be happier with the service and attention to detail. *This review was migrated from an affiliated account on Angi with an original submission date of 2/18/2021."
Additional Photos
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Additional Photos

+32

Recommended by99%of homeowners
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