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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

5-Star Rated Tankless Water Heater Installation & Repair in Treasure Island, FL

Expert Tankless Water Heater Installation & Repair Services in  Treasure Island

Treasure Island is a barrier island community between the Gulf of Mexico and Boca Ciega Bay where salt air, humidity, and coastal conditions create a harsh environment for water heating equipment. Homes on Treasure Island range from 1950s beach cottages to modern waterfront properties, and the salt air accelerates corrosion on any exposed water heater components.

Home Therapist Vector Elements Mesa De Trabajo
Hanging Banner Ten
Years of Experience

Licensed plumbers delivering tankless water heater installation and repair in Treasure Island and the Tampa Bay area for over a decade.

Hanging Banner Award
Free Estimates

Whether it’s a small service call or a major job, our team provides clear, upfront pricing to Treasure Island homeowners.

Hanging Banner Reliable
Same Day Services

Home service problems can’t wait, that’s why we guarantee fast response and same-day service for Treasure Island residents.

Proudly Serving Homeowners in Treasure Island

Your Treasure Island Neighbors Trust Our Tankless Water Heater Installation & Repair Services Services

Since 2017, Home Therapist Cooling, Heating, and Plumbing has been keeping Treasure Island homes comfortable year-round. Whether you live near Treasure Island Beach, Treasure Island Community Center, Caddy’s on the Beach, Sunset Beach Pavilion, or out by Treasure Island Golf Tennis Recreation Center, our licensed technicians (license CAC1819196) provide same-day tankless water heater installation and repair with upfront pricing with FREE diagnosis. We have completed over 1,100 five-star jobs across the Tampa Bay area and our trucks are stocked with parts for Carrier, Trane, Lennox, Rheem, and every major brand. Treasure Island weather pushes home systems hard, and when yours stops working, we get there fast and fix it right the first time.

★★★★ 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
★★★★★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
★★★★★Plumbing

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…

Thomas Jones · · Google
★★★★★AC repair

Amazing service from start to finish. My AC system completely stopped working, and they were able to come out the same day, which was a huge relief. The technician was professional, knowledgeable,…

Manny Velasquez · · 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
Latest review: June 2026 · auto-refreshed daily

Trusted Tankless Water Heater Installation & Repair Solutions for Treasure Island Homes

Your Trusted Tankless Water Heater Installation & Repair Technicians in Treasure Island

Treated municipal water carries enough mineral content to cause scale issues in tankless heat exchangers. The island’s limited building footprints make compact wall-mounted tankless units a practical choice, and the energy efficiency of on-demand heating helps offset the higher utility costs that come with coastal Florida living. Along Gulf Boulevard and in the beachside neighborhoods, Treasure Island vacation rentals and primary residences benefit from tankless systems that deliver endless hot water for outdoor showers, multiple bathrooms, and the high-turnover usage patterns of rental properties. On the bayside near the Treasure Island Causeway, homes being renovated are installing tankless as part of modernization projects that update salt-damaged plumbing systems.

Air Conditioning Services
Plumber Holding Gauges Near Air Conditioning Unit

We specialize in providing top-of-the-line cooling solutions for your home or business. From Air Conditioning 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.

Heating Services
External Air Conditioning Unit Outside Building Plantations

We specialize in providing reliable, energy-efficient heating solutions for Tampa Bay homes. Whether you’re dealing with an emergency breakdown or planning a full system upgrade, Home Therapist is here with expert installation, repair, and maintenance services.

  • Heating Repair
  • Heating Installation
  • Heating System Replacement
  • Furnace Repair
  • Furnace Installation
  • Furnace Maintenance
  • Heat Pump Services
  • Heat Pump Installation
  • Emergency Heating Repair
  • Smart Thermostat Setup
  • Gas Furnace Services
Ductwork and Air Quality Services
Ductwork In Insulated Attic With Ventilation Fan And Light

We help Tampa Bay homeowners improve indoor air quality, lower energy bills, and extend HVAC system life with professional ductwork and air treatment services. From duct sealing to air purification, we do it all.

Plumbing Services
Water Pump System With Plumbing Fittings And Valves

Explore our full range of plumbing services by category. From leak detection and repiping to fixture installations and water heater solutions , we’ve got Tampa Bay’s HVAC needs covered.

  • Pipe Repair & Replacement
  • Drain Cleaning Services
  • Plumbing Fixtures
  • Water Heaters
  • Water Quality
  • Emergency Plumbing Services
  • Other Plumbing Services

Our Simple Tankless Water Heater Installation & Repair Service 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 Tankless Water Heater Installation & Repair specialist arrives on time, ready for a job done right.

+40 (9)
Step 3

Relax and enjoy the comfort of your home!

Comprehensive Tankless Water Heater Installation & Repair Solutions in Treasure Island

Tankless Water Heater Installation & Repair Services in Treasure Island, Florida

Home Therapist installs and repairs tankless water heaters on Treasure Island, addressing the unique challenges of barrier island installations. We install Rinnai and Rheem electric tankless units with attention to corrosion protection, including stainless steel mounting hardware and protected installation locations that minimize salt air exposure. Every installation includes a thorough electrical panel evaluation because many older island homes need upgrades to support electric tankless demand.

Tankless Water Heater Costs in Treasure Island

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

Treasure Island Tankless Water Heater: Pinellas Barrier-Island Salt-Air Builds, Stilt Home Mechanical Closets, and Hurricane-Code Vent Termination

Treasure Island tankless water heater installs across ZIP 33706 sit on a Pinellas barrier-island where Gulf salt-air corrodes standard copper gas connectors and exposed control boards in 24 to 36 months without coastal-grade protection. We spec stainless flex, marine-grade bonding, sealed-combustion units, and hurricane-rated vent terminations because every install here doubles as a corrosion-resistance build. Rheem Performance Platinum tankless $3,485-5,985 installed. FREE in-home estimate.

Call (813) 343-2212 for Your FREE Treasure Island Estimate

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

What Makes Treasure Island Tankless Water Heater Different

Severe Coastal Salt-Air Build

Treasure Island runs the Gulf at a few feet of elevation across most blocks. Standard tankless control boards corrode in 24 to 36 months without sealed combustion and stainless gas flex. We spec marine-grade bonding, weatherproof exterior vent caps, and coat exposed copper unions with corrosion inhibitor.

Marine-grade everything.

Stilt + Elevated Home Mechanical Closets

Many Treasure Island homes are post-Andrew stilt construction with mechanical closets on the elevated living floor or in the ground-level lockout. We route the vent through soffit or sidewall per Florida Building Code 7th Edition, never through stilt-deck cavities.

Vent through soffit only.

Hurricane-Code Vent Termination

Pinellas Beaches sit in the FBC 2023 hurricane wind zone (160 mph design wind). Vent caps need positive screw retention, not gravity slip-fit, and storm shields where the cap exits a windward wall. We install Rheem hurricane vent kits on every Treasure Island unit.

160 mph wind-rated caps.

What Tankless Water Heater 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...

Treasure Island Hurricane Vent + Permit Note

Pinellas County requires hurricane-rated vent terminations on all gas tankless installs west of Boca Ciega Bay. PVC concentric vent kit is allowed, but the exterior cap must be screw-retained and rated for 160 mph wind. Pinellas mechanical permit always required.

Want a Treasure Island tankless install quote? Call (813) 343-2212 for a FREE in-home estimate.

Treasure Island Tankless Water Heater Pricing

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

Rheem Performance Value

From $3,485

  • Rheem Performance tankless gas unit (sealed combustion)
  • Stainless flex gas connector (salt-air resistant)
  • Hurricane-rated PVC vent termination (160 mph)
  • Marine-grade bonding to dedicated ground rod
  • Pinellas mechanical permit pulled
  • 12-year heat exchanger warranty
  • FREE in-home estimate + sizing

Rheem Professional Prestige Elite

Up to $5,985

  • Rheem Professional Prestige tankless
  • Recirculation pump for stilt-home long runs
  • 12-year heat exchanger warranty
  • WiFi-enabled smart controls + leak alert
  • Outdoor isolation valves for hurricane shutdown
  • Corrosion inhibitor on all exposed copper
  • FREE diagnostic visit

Financing available with $0 down for qualifying applicants. The $279 minimum labor figure applies only to APPROVED repair work on existing equipment, never to a diagnostic visit. Estimates and diagnostics are FREE on every tankless water heater consultation across Treasure Island.

Ready for a FREE Treasure Island Tankless Install Estimate?

No diagnostic fee. Coastal-grade bonding and hurricane-rated venting included in every quote.

Call (813) 343-2212  Schedule Online

Licensed CFC1431159 (Plumbing) | CAC1819196 (HVAC) | Serving Treasure Island since 2017

FAQs About Tankless Water Heater Installation & Repair Services in Treasure Island

Q1. How much does tankless water heater installation cost in Treasure Island?

Tankless water heater installation on Treasure Island typically costs between $2,500 and $5,000 depending on the unit and what electrical work and corrosion protection your property needs. Island homes with older infrastructure may need panel upgrades and updated plumbing connections. Vacation rental owners should consider higher-capacity units that handle heavy guest usage. The 15 to 20-year lifespan and reduced maintenance make tankless a strong investment for coastal properties. Home Therapist provides free estimates with transparent pricing.

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 Treasure Island, 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 Duke Energy bill will reflect the efficiency difference.

Q3. How much does tankless water heater installation cost in Treasure Island?

A: Tankless water heater installation in Treasure Island 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. concrete block homes from the 1950s to 1980s sometimes need minor plumbing upgrades. We provide free estimates and offer financing to make the upgrade affordable for Treasure Island homeowners.

Q4. What tankless water heater brands do you recommend?

A: We install and service Rinnai, Navien, Rheem, and Noritz tankless water heaters. For Treasure Island 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 Treasure Island, 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.

Q6. What size tankless water heater do I need?

A: Tankless units are sized by flow rate (gallons per minute). A unit providing 8 to 10 GPM handles most Treasure Island households of 2 to 4 people. Larger homes or households that run multiple hot water fixtures simultaneously may need a higher capacity unit or multiple units. In Treasure Island, where incoming water temperature is around 72 degrees, tankless units perform efficiently because the temperature rise needed is lower than in colder climates.

Q7. Should I get a gas or electric tankless water heater?

A: Gas tankless units provide higher flow rates and are better for whole-home applications. Electric tankless units are less expensive to install and work well for point-of-use applications like a single bathroom. In Treasure Island, where most concrete block homes have natural gas available, a gas unit is usually the best whole-home solution. If your home is all-electric, modern electric tankless units are a viable option with lower installation costs.

Q8. How long does a tankless water heater last?

A: Tankless water heaters last 15 to 20 years with proper maintenance, nearly double the life of a tank unit. The key is annual descaling, especially in Treasure Island where standard water causes mineral buildup. Florida water generally has moderate mineral content that builds up over time. The heat exchanger is the most expensive component, and regular flushing protects it. Many Treasure Island homeowners find the longer lifespan alone justifies the higher upfront cost compared to a tank water heater.

Q9. Can you retrofit a tankless water heater in an older home?

A: Yes, we retrofit tankless water heaters in Treasure Island homes of all ages. Older concrete block homes from the 1950s to 1980s may need gas line upgrades, new venting, or electrical panel work. We assess your existing infrastructure during the free estimate and include any necessary modifications in the quote. The retrofit typically takes one day and we handle all Pinellas County permitting.

Q10. How do I get a tankless water heater estimate in Treasure Island?

A: Call us at (813) 343-2212 or book online at hometherapist.pro. We provide free in-home estimates for tankless water heater installation and repair throughout Treasure Island, including Treasure Island Causeway area, Sunset Beach, Gulf Boulevard corridor and all of Pinellas County. We will assess your current setup, recommend the right unit, and give you upfront pricing with financing options.

Q11. Do you serve all of Treasure Island?

A: Yes. ZIP 33706 including Sunset Beach, Sunshine Beach, Isle of Capri, and Isle of Palms. Response 25 to 40 minutes from our Tampa shop via Treasure Island Causeway or Gulf Boulevard.

Q12. How long does tankless last in 33706 salt-air?

A: With marine-grade bonding, sealed-combustion sealed units, and stainless flex, 12 to 15 years is typical, which matches the heat exchanger warranty. Standard installs without coastal upgrades fail in 6 to 8 years here.

Q13. Can you install tankless in a stilt home?

A: Yes. We route the vent through soffit or sidewall per FBC 7th Edition, never through stilt-deck cavities. The unit mounts in the elevated mechanical closet or ground-level lockout if hurricane-rated.

Q14. Is the estimate really free?

A: Yes. FREE in-home sizing, vent-routing survey, and Pinellas permit consult. The $279 minimum labor figure applies only to APPROVED repair work on existing equipment, never to a tankless estimate visit.

Q15. How long does the install take?

A: 6 to 10 hours in most Treasure Island homes. Hurricane vent termination and stainless bonding add about 1 to 2 hours vs an inland install. Hot water is back the same day.

Also Serving These Areas

Same-day tankless water heater installation and repair across Tampa Bay

📍 Apollo Beach 📍 Bayonet Point 📍 Beacon Square 📍 Belleair 📍 Bloomingdale 📍 Brandon 📍 Carrollwood 📍 Cheval 📍 Citrus Park 📍 Clearwater 📍 Clearwater Beach 📍 Dade City 📍 Dunedin 📍 East Lake 📍 Egypt Lake Leto 📍 Elfers 📍 FishHawk 📍 Gibsonton 📍 Gulfport 📍 Holiday 📍 Hudson 📍 Indian Rocks Beach 📍 Jasmine Estates 📍 Keystone 📍 Lake Magdalene 📍 Land O Lakes 📍 Largo 📍 Lithia 📍 Lutz 📍 Madeira Beach 📍 Mango 📍 New Port Richey 📍 Northdale 📍 Odessa 📍 Oldsmar 📍 Palm Harbor 📍 Palm River Clair Mel 📍 Pebble Creek 📍 Pinellas Park 📍 Plant City 📍 Port Richey 📍 Progress Village 📍 Riverview 📍 Ruskin 📍 Safety Harbor 📍 Seffner 📍 Seminole 📍 Shady Hills 📍 South Pasadena 📍 St. Pete Beach 📍 St. Petersburg 📍 Sun City Center 📍 Tampa 📍 Downtown Tampa 📍 New Tampa 📍 Seminole Heights 📍 South Tampa 📍 Westchase 📍 Westshore 📍 Ybor City 📍 Tarpon Springs 📍 Temple Terrace 📍 Thonotosassa 📍 Tierra Verde 📍 Town N Country 📍 Trinity 📍 University 📍 Valrico 📍 Wesley Chapel 📍 Wimauma 📍 Zephyrhills 🗺️ All Areas
★★★★ 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
★★★★★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
★★★★★Plumbing

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…

Thomas Jones · · Google
★★★★★AC repair

Amazing service from start to finish. My AC system completely stopped working, and they were able to come out the same day, which was a huge relief. The technician was professional, knowledgeable,…

Manny Velasquez · · 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
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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