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Top-Rated Tankless water heater installers in Saint Augustine - Updated Nov 2026

Avatar for Pompa Plumbing Group LLC
Pompa Plumbing Group LLC
5.0(
13
)
Tankless Water Heater - Install

Serving Saint Augustine, FL and surrounding areas

Approved

In business since 2019

Emergency services offered

Credit card accepted

We Are Water Heater Installation, Repairs, & Maintenance Pros Serving All Of Florida \nPompa plumbing specializes in water heater repair and water heater replace. We are Rheem, Rinnai, and AO Smith certified technicians, but we service all water heater manufacturers. \n \nPompa Plumbing provides fast, reliable water heater replacement and water heater repair in all areas of Florida. \n \nWe offer Senior & Military Discounts Warranties and other Competitive Prices.

Rinnai Tankless
Rinnai Tankless
Rinnai Tankless
Commercial Plumbing
Tankless Heaters

+10

16 neighbors recently requested a quote
Avatar for John Lynch Plumbing
John Lynch Plumbing
5.0(
17
)
Tankless Water Heater - Install

Serving Saint Augustine, FL and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"John did a great job replacing my water heater today. He responded to my request for an estimate very promptly and was courteous and very professional. He was able to replace the water heater within two days because I requested, even though he told me he could do it the next day. I would highly recommend him for your next Plumbing needs."
Response time6 hrs
Response rate100%
6 neighbors recently requested a quote
Avatar for Bill Fenwick Plumbing, Inc.
Bill Fenwick Plumbing, Inc.
4.5(
790
)
Tankless Water Heater - Install

Serving Saint Augustine, FL and surrounding areas

Approved

In business since 1969

Free estimates

Emergency services offered

"We had a leaky water heater that needed replacement. We called Sunday afternoon. They came out Monday morning, explained clearly the options between a tankless and tank heater. We chose and they installed it that very day. By noon Monday, all was finished. It could not have gone any smoother."
Bill Fenwick Coupons
$79 Full System Tune-Up + 1 Lb. Refrigerant
Fenwick Plumber with homeowner Tub
3 neighbors recently requested a quote
Recommended by88%of homeowners
K. Wood Plumbing, Inc.
4.8(
126
)
Tankless Water Heater - Install

Serving Saint Augustine, FL and surrounding areas

Approved

In business since 2014

Free estimates

Emergency services offered

"Spoke to them twice with various questions about different hot water heaters, brand and model numbers, length of warranty and quality/efficiency. If zkevin did not know the answer, he would check on it and call me back. We were without hot water, and the worked us into their schedule. Quick, efficient, remove old hot water heater, showed us how to adjust settings and left the area clean."
 Fixtures added to tub and shower
 New Sinks and faucets
 Complete bathroom remodel
 Fixtures
New vanity installed

+1

Response time11 hrs
8 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Lickety-Split Air Conditioning, Plumbing, Electrical, LLC
Lickety-Split Air Conditioning, Plumbing, Electrical, LLC
5.0(
9
)
Tankless Water Heater - Install

Serving Saint Augustine, FL and surrounding areas

Approved

In business since 2022

Free estimates

Credit card accepted

Previously owned Premium Home Services in VA, and Home Advisor Pro for 20 years. 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!

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+94

71 neighbors recently requested a quote
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