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★★★★★ 4.8 · 1,300+ reviews
Lic. CAC1819196 · CFC1431159
✓ FREE Estimates   |   ✓ FREE Diagnosis
No diagnostic fee. No trip charge. You only pay if you approve the repair. Call (813) 343-2212

Need Tankless Water Heater Service in Tampa?

Top Tankless Water Heater Installation & Repair Services In Tampa Bay

Experience endless hot water with our expert tankless water heater installation and repair services, offering efficiency and reliability for your home.

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Years of Experience

Expert technicians delivering trusted HVAC and plumbing solutions for over a decade.

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Free Estimates

Whether you need a quick repair or installation our expert team is here to provide clear, upfront pricing.

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Same Day Services

We understand that plumbing and HVAC issues can’t wait, that’s why we offer same-day services for all your plumbing and HVAC needs.

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Our Tankless Water Heater Install & Repair Testimonials

Your Tampa Bay Neighbors Love Our Tankless Water Heater Services

Since 2017, Home Therapist has proudly served thousands of homes across the Greater Tampa Bay area with expert tankless water heater installation and repair. We provide transparent, affordable pricing and back our work with an exclusive satisfaction guarantee!

★★★★ 4.8 (1,352 verified reviews)
Verified4.8★ · 1,352 reviews
🛡 FL Licensed: CAC1819196 · CFC1431159💼 $1M General Liability + Workers’ Comp🏠 Family-owned since 2017⚡ Same-day service
★★★★★Water heater

Home Therapist HVAC and Plumbing Maintenance has been great to work with. They come out twice a year to service our systems and always do a thorough, professional job making sure everything…

Kat Gold · · Google
★★★★★Water heater

As an engineer/fabricator/assembler, I have high standards from my contractors. This guy Sam, he fulfilled all my requests and installation needs. He took pride of his work, and left me with a…

ALEXANDROS ORESTIS · · Google
★★★★★Heating

My experience went on therapy cooling and heating was excellent they came in the correct my problem and it was so fast and easy I received sister and heating

me me · · Google
★★★★★AC repair

They are very responsive whenever we need their services. We can always count on them to be quick, professional, and affordable. We won't use any other company, and highly recommend A/C Therapist…

Sandra Ramos · · Google
★★★★★Plumbing

Fast within hr of call. And fast service on fix also explained all he was going to do and did. Showed me the outside water meter was,shut off and how it works…

L.D. DeLaRosa · · Google
★★★★★AC repair

This ac repair company was very helpful.He was very honest and knowledgeable.They came after another company flushed my system and it stopped working completely.They are fast and very honest and informative.I give…

Nutasha Funches · · Google
★★★★★

They made the entire process quick and easy from start to finish. Someone was able to come out the same day, and their communication was excellent throughout the whole process. I never…

Ana Rodriguez · · Google
★★★★★Air quality

“Dusty was the tech that came out to our home today, and he was great! He was professional, knowledgeable, and very friendly. We had been without AC for 2 days, so having…

Leonna Marshall · · Google
Latest review: June 2026 · auto-refreshed daily

More Than Tankless Water Heater Installation & Repair Solutions

The Tankless Water Heater Installation & Repair Experts!

We know you’ve got plenty to manage, so let us take the stress out of your tankless water heater installation and repair. At Home Therapist, we offer clear, honest estimates with no hidden fees. With our expertise and commitment to quality, your home will be back to comfort in no time. Explore our other services to see how we can help!

Heating Services
External Air Conditioning Unit Outside Building Plantations

We specialize in providing top-of-the-line cooling solutions for your home or business. From installation and maintenance to repair and replacement, we offer a comprehensive range of services to ensure your air conditioning system runs smoothly all year round.

Cooling Services
Plumber Holding Gauges Near Air Conditioning Unit

We specialize in providing top-of-the-line cooling solutions for your home or business. From installation and maintenance to repair and replacement, we offer a comprehensive range of services to ensure your air conditioning system runs smoothly all year round.

Plumbing Services
Water Pump System With Plumbing Fittings And Valves

We specialize in providing top-of-the-line cooling solutions for your home or business. From installation and maintenance to repair and replacement, we offer a comprehensive range of services to ensure your air conditioning system runs smoothly all year round.

Comfort Services
Ductwork In Insulated Attic With Ventilation Fan And Light

We specialize in providing top-of-the-line cooling solutions for your home or business. From installation and maintenance to repair and replacement, we offer a comprehensive range of services to ensure your air conditioning system runs smoothly all year round.

Our Simple Tankless Water Heater Installation & Repair Process

By Your Side at Every Step
+40 (10)
Step 1
Call us or book online, we’ll handle the details hassle-free!
+40 (8)
Step 2

Your specialist arrives on time and ready for a job done right.

+40 (9)
Step 3

Relax and enjoy the comfort of your home!

How Does Our Tankless Service Work?

Contact us For Tankless Water Heater Services!

Whether you’re facing a simple issue or a more complex repair, our expert technicians are equipped with the latest tools to quickly diagnose and resolve any problem. We take pride in offering fast response times, clear pricing, and the ability to service all makes and models. From routine maintenance to urgent repairs, Home Therapist is dedicated to restoring your home’s comfort and efficiency, giving you peace of mind every step of the way.

With flexible financing options, upgrading or repairing your tankless water heater is easier than ever. Enjoy reliable, on-demand hot water today, while managing costs through affordable payment plans, giving you the comfort and peace of mind you deserve.

How Much Does a Tankless Water Heater Cost?
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We Service and Install
All Major Brands

Tankless Water Heater Costs in Installation Repair Tampa

Pricing updated April 2026. All prices include equipment, installation, and warranty. Free estimates.

ServicePrice
Tankless Electric (8-13 KW)$1,278 – $1,472
Tankless Electric (14-24 KW)$1,490 – $1,760
Tankless Electric Elite (Stiebel Eltron)$1,960 – $2,860
Tankless Gas (7-9.5 GPM, non-condensing)$2,938 – $3,394
Tankless Gas (condensing)$2,854 – $3,254
Tankless Gas Elite (condensing)$3,360 – $4,660
Tankless Maintenance$279
Our Service Area

Tankless Water Heater Installation & Repair Services Near You!

Since 2011, our locally owned business has proudly served the Tampa Bay Area with top-quality HVAC and plumbing services. We’re dedicated to building lasting relationships with our neighbors, providing exceptional service to both homeowners and local businesses alike.

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Your Questions Answered
About Tankless Water Heater Installation & Repair in Tampa Bay

Got questions about Tankless Water Heater Installation & Repair in Tampa Bay? We’re here to help! If you don’t see the answer you’re looking for, don’t hesitate to reach out, we’d love to assist you!

How much does it cost to install a tankless water heater in Tampa Bay?

Installation costs range from $1,400 to $5,600, depending on factors like brand, fuel source, flow rate, and labor rates. Additional expenses may include permits and potential system upgrades.

Q2. What are the benefits of a tankless water heater?

A: Tankless water heaters provide unlimited hot water on demand, are 30 to 50 percent more energy efficient, take up far less space, and last 15 to 20 years compared to 8 to 12 for tank units. In Installation Repair Tampa, where standard water and year-round use shorten tank life, going tankless often makes more financial sense long-term. You will never run out of hot water during back-to-back showers, and your the local utility bill will reflect the efficiency difference.

Q3. How much does tankless water heater installation cost in Installation Repair Tampa?

A: Tankless water heater installation in Installation Repair Tampa typically costs $2,500 to $5,000 depending on whether it is a gas or electric unit and what modifications are needed. Converting from a tank to tankless may require new gas lines, venting, or electrical work. standard Florida homes from the various decades sometimes need minor plumbing upgrades. We provide free estimates and offer financing to make the upgrade affordable for Installation Repair Tampa homeowners.

Q4. What tankless water heater brands do you recommend?

A: We install and service Rinnai, Navien, Rheem, and Noritz tankless water heaters. For Installation Repair Tampa homes with standard water, we often recommend models with built-in scale detection and recirculation features. Florida water generally has moderate mineral content that builds up over time. We match the brand and model to your household size, hot water demand, and budget. All units we install come with a manufacturer warranty and our labor guarantee.

Q5. How do you maintain a tankless water heater?

A: Tankless water heaters need annual descaling to remove mineral buildup from the heat exchanger. In Installation Repair Tampa, where standard water accelerates scale formation, this maintenance is essential for performance and longevity. Florida water generally has moderate mineral content that builds up over time. The descaling process takes about an hour and uses a vinegar solution pumped through the unit. We also check the inlet filter, ignition system, and venting during service. Skipping maintenance can void the warranty.

What Makes Tampa Tankless Water Heater Service Different

Tampa tankless installations and repairs split into two camps. Newer Westchase, Channelside, and New Tampa builds with modern PEX and proper 3/4 inch gas runs are clean retrofits. Older South Tampa, Seminole Heights, and Carrollwood homes need gas line upgrades, venting work, and sometimes a service panel review for electric tankless. We service all major brands (Navien, Rinnai, Bosch) but install only Rheem Performance Plus. FREE diagnosis on every visit.

Call (813) 343-2212 for Your FREE Tampa Estimate

Licensed CFC1431159 (Plumbing) | CAC1819196 (HVAC) | 1,300+ Five-Star Reviews

Wi-Fi Enabled Rheem Tankless and Leak Alerts

Every Rheem Performance Plus tankless we install in Tampa includes the EcoNet Wi-Fi module with leak detection. Useful in Tampa specifically because most water heater installs sit in attics, garages, or upstairs closets where a slow drip can run for weeks before anyone notices. The leak alert sends a phone notification the moment water hits the pan or pressure drops unexpectedly. Pairs cleanly with usage tracking so you can see exactly when your hot water demand peaks. No subscription fee.

Want a tankless install or have an existing brand that needs service? Call (813) 343-2212 for a FREE diagnosis or FREE install estimate.

Why Tampa Needs a Specialized Approach to Tankless Water Heater Installation Repair

Gas Line Sizing for Tampa Tankless Conversions

A 199,000 BTU tankless requires a 3/4 inch gas line minimum, often 1 inch depending on total run length and other gas appliances. Older Tampa homes (pre-2000 South Tampa, Hyde Park, Carrollwood) frequently have 1/2 inch gas runs to the water heater closet that cannot feed a tankless without an upgrade. We measure the run, calculate total connected load, and quote the gas line work upfront. Most upgrades run $375 to $850 depending on length and routing.

Gas line spec is the most common Tampa tankless install gotcha.

Tampa Water Hardness and Tankless Heat Exchanger Care

Tampa water hardness ranges 4 to 12 grains. Tankless heat exchangers scale faster than tank shells because water flashes through narrow channels at high temperature. In Tampa hard-water ZIPs (central, New Tampa, parts of Carrollwood), we recommend either a dedicated softener pre-treat or annual descaling service. Without one, scale buildup cuts efficiency 8 to 12 percent within 18 months and can void the Rheem 12-year heat exchanger warranty. We include the first descaling year-one as part of the install.

Annual descaling protects the 12-year heat exchanger warranty.

We Service All Brands but Install Rheem Only

Tampa has plenty of Navien, Rinnai, Bosch, and Noritz units already installed in 2010s and 2020s builds. We service all of those for diagnostic, descaling, board replacement, igniter, flow sensor, and venting issues. For new installs we use Rheem Performance Plus exclusively. Rheem stocks parts well in Tampa, has a 12-year heat exchanger warranty, includes Wi-Fi monitoring with leak alerts, and the EcoNet app integrates cleanly into your home network.

Service: all brands. Install: Rheem Performance Plus.

What Tankless Water Heater Installation Repair Customers Say

Real Google reviews from Tampa Bay homeowners. Source: Home Therapist verified Google Business Profile (1,300+ five-star reviews aggregate).

★★★★★

They are very professional, punctual, and organized. Adarberto is a great plumber. His experience and knowledge left us with a lot of confidence and peace of mind. We will definitely call them again and will always recommend them. Thank you very much.

★★★★★

I had a great experience with Alejandro from Home Therapist Cooling, Heating, and Plumbing. He repaired two toilets and installed the water line to my new refrigerator after the delivery team refused to connect it due to the existing plastic line.Alejandro truly went the ext...

Tankless Repair or Tankless Replacement?

Most Tampa tankless repairs fall into a few patterns. Flow sensor failures (no hot water despite firing) cost $325 to $450. Igniter or flame rod replacement runs $375 to $575. Control board replacement (the most expensive common repair) is $625 to $950 depending on the brand. Heat exchanger replacement, which is rare under warranty but expensive out-of-warranty, runs $1,200 to $2,200 plus labor.

For tankless units 12 plus years old, repairs over $700 typically do not pencil out. A new Rheem Performance Plus install at $3,500 to $6,500 with the 12-year heat exchanger warranty resets the lifespan clock. For Tampa homes still on a 12 plus year old Navien or Rinnai with a board failure, we will quote both the repair and the Rheem replacement so you can make the call with full numbers.

Tampa Tankless Snapshot

  • Install range: $3,500 to $6,500 (Rheem Performance Plus)
  • Tankless lifespan: 15 to 20 years
  • Heat exchanger warranty: 12 years (Rheem)
  • Annual descaling cost: $189 to $245
  • Common repairs serviced: all major brands

Tampa Tankless Water Heater Installation Repair Pricing

All projects include FREE in-home estimate, FREE diagnosis on existing equipment, and our 1-year parts & labor warranty.

Tankless Repair Tier

From $279

  • Service on Navien, Rinnai, Bosch, Noritz, Rheem
  • Flow sensor, igniter, flame rod replacement
  • Annual descaling and venting inspection
  • Same-day repair when parts on truck
  • 1-year parts and labor warranty

Rheem Performance Plus Install Tier

Up to $6,500

  • Rheem Performance Plus tankless (gas or electric)
  • 12-year heat exchanger warranty
  • Wi-Fi enabled with leak alerts and usage tracking
  • Endless hot water for 3 plus bath Tampa homes
  • Gas line and venting upgrades included as needed
  • Hillsborough County permit and inspection included

Financing available with $0 down on tankless installs. IRA HEEHRA federal credits available on heat-pump-water-heater alternatives if you are on the fence between tankless and hybrid.

Your Tampa Tankless Water Heater Installation Repair Timeline

  1. Day 1 (FREE estimate or diagnosis): Licensed plumber (CFC1431159) measures gas line spec, vent path, electrical capacity, water pressure, and pulls neighborhood hardness. For repairs, we isolate the failure mode and quote the repair against a Rheem replacement option.
  2. Days 2 to 5: Equipment ordered through our Tampa supplier. Hillsborough County plumbing permit pulled at the Land Use Hub on Falkenburg Road. Gas line upgrade scheduled if needed.
  3. Install or repair day: Tankless install: 5 to 7 hours including gas line, venting, electrical, mounting, plumbing connections, full startup, Wi-Fi pairing, and walk-through. Repairs typically finish in 90 to 180 minutes.
  4. 5 to 10 days after install: Hillsborough County plumbing inspection. We schedule it, we meet the inspector. We also schedule the year-one descaling service before we leave the install day.

Need it faster? Call (813) 343-2212.

Ready for Your FREE Tampa Tankless Service Visit?

Whether it is a Navien that quit or a brand new Rheem install on your Tampa home, the diagnosis and estimate are FREE.

Call (813) 343-2212  Schedule Online

Licensed CFC1431159 (Plumbing) | CAC1819196 (HVAC) | Serving Tampa since 2017

Tampa, FL: Tankless water heater installation and repair Service Area

Local tankless water heater installation and repair coverage: We provide tankless water heater installation and repair throughout Tampa in Hillsborough County, Florida. Tampa homes range from 1920s bungalows in Seminole Heights and Hyde Park to newer builds in Westchase and New Tampa. Our techs work on older copper piping and modern PEX systems alike, and we carry Goodman and Daikin AC parts for same-day repair across all neighborhoods.

Zip codes served in Tampa: 33602, 33603, 33604, 33605, 33606, 33607, 33609, 33610, 33611, 33612, 33613, 33614, 33615, 33616, 33617, 33618, 33619, 33624, 33625, 33626, 33629, 33634, 33635, 33637, 33647.

Neighborhoods we serve near Tampa: Seminole Heights, Hyde Park, Ybor City, South Tampa, New Tampa, Westchase, Citrus Park, Carrollwood, Downtown Tampa, Davis Islands, Channelside.

Nearby landmarks: Busch Gardens, Amalie Arena, University of South Florida, Tampa International Airport, Raymond James Stadium. Our average response time to Tampa is under one hour for standard service calls.

Free estimates, free diagnosis: Every tankless water heater installation and repair call in Tampa includes a free on-site diagnosis. Call (813) 343-2212 for same-day service.

★★★★ 4.8 (1,352 verified reviews)
Verified4.8★ · 1,352 reviews
🛡 FL Licensed: CAC1819196 · CFC1431159💼 $1M General Liability + Workers’ Comp🏠 Family-owned since 2017⚡ Same-day service
★★★★★Water heater

Home Therapist HVAC and Plumbing Maintenance has been great to work with. They come out twice a year to service our systems and always do a thorough, professional job making sure everything…

Kat Gold · · Google
★★★★★Water heater

As an engineer/fabricator/assembler, I have high standards from my contractors. This guy Sam, he fulfilled all my requests and installation needs. He took pride of his work, and left me with a…

ALEXANDROS ORESTIS · · Google
★★★★★Heating

My experience went on therapy cooling and heating was excellent they came in the correct my problem and it was so fast and easy I received sister and heating

me me · · Google
★★★★★AC repair

They are very responsive whenever we need their services. We can always count on them to be quick, professional, and affordable. We won't use any other company, and highly recommend A/C Therapist…

Sandra Ramos · · Google
★★★★★Plumbing

Fast within hr of call. And fast service on fix also explained all he was going to do and did. Showed me the outside water meter was,shut off and how it works…

L.D. DeLaRosa · · Google
★★★★★AC repair

This ac repair company was very helpful.He was very honest and knowledgeable.They came after another company flushed my system and it stopped working completely.They are fast and very honest and informative.I give…

Nutasha Funches · · Google
★★★★★

They made the entire process quick and easy from start to finish. Someone was able to come out the same day, and their communication was excellent throughout the whole process. I never…

Ana Rodriguez · · Google
★★★★★Air quality

“Dusty was the tech that came out to our home today, and he was great! He was professional, knowledgeable, and very friendly. We had been without AC for 2 days, so having…

Leonna Marshall · · Google
Latest review: June 2026 · auto-refreshed daily
Call (813) 343-2212 Read all 881 on Google
Reviewed by Alejandro MoralesCo-Owner & FL Certified Plumbing Contractor, Home Therapist

Alex co-owns Home Therapist Cooling, Heating, and Plumbing and holds the FL Certified Plumbing Contractor license (CFC1431159) earned in 2021. The company holds licenses CAC1819196 (FL Class B AC Contractor, Richard Morales) and CFC1431159 (FL Plumbing Contractor, Alex Morales), serving the Tampa Bay metro with a six-technician field team and 1,378+ verified five-star reviews.

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