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★★★★★ 4.8 · 1,300+ reviews
Lic. CAC1819196 · CFC1431159
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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 Lithia, FL

Expert Tankless Water Heater Installation & Repair Services in  Lithia

Lithia is a rural community in eastern Hillsborough County where many homes sit on large lots with private wells tapping the Floridan Aquifer, and the well water here tests among the hardest in the entire Tampa Bay region at 20 grains or higher. Traditional tank water heaters in Lithia homes on well water often fail in under 6 years because the extreme calcium content destroys heating elements and fills the tank bottom with sediment.

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

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

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Free Estimates

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

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Same Day Services

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

Proudly Serving Homeowners in Lithia

Your Lithia Neighbors Trust Our Tankless Water Heater Installation & Repair Services Services

Since 2017, Home Therapist Cooling, Heating, and Plumbing has been keeping Lithia homes comfortable year-round. Whether you live near Lithia Springs Conservation Park, Alafia River Corridor, Newsome High School, Lithia Pinecrest Road Community, or out by Bell Shoals Baptist Church, 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. Lithia 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 Lithia Homes

Your Trusted Tankless Water Heater Installation & Repair Technicians in Lithia

Tankless water heaters with proper inlet filtration and committed annual descaling give Lithia homeowners a system that can survive the water conditions and deliver 15 to 20 years of service. Lithia homes tend to be larger properties with multiple bathrooms and outdoor showers that demand more hot water than a standard tank can provide. Along Lithia Pinecrest Road and CR-640, homes on acreage with private wells need whole-home water treatment paired with tankless installation to protect the heat exchanger from the extreme mineral load in the groundwater. In FishHawk Ranch’s Lithia-adjacent sections, homes on county water have better baseline water quality but still require annual descaling to maintain tankless performance.

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
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Step 1
Call us or book online,we’ll handle the details hassle-free!
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Step 2

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

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Step 3

Relax and enjoy the comfort of your home!

Comprehensive Tankless Water Heater Installation & Repair Solutions in Lithia

Tankless Water Heater Installation & Repair Services in Lithia, Florida

Home Therapist provides tankless water heater installation and repair throughout Lithia with specialized expertise in managing the area’s extreme hard water conditions. Every Lithia tankless installation begins with a water quality assessment to determine the right level of inlet protection, from an inline scale inhibitor for homes on county water to a full water softener system for properties on private wells. We install Rinnai and Rheem electric tankless units for Lithia homes without natural gas, and Rinnai and Navien propane models for homeowners who prefer gas-fired on-demand heating.

Tankless Water Heater Costs in Lithia

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

Tankless Water Heater Installation in Lithia, FL 33547

Lithia is rural southeast Hillsborough with a different tankless picture than the rest of Tampa Bay. Most properties out here off Lithia Pinecrest Road and County Road 39 are estate-sized, sit on wells with their own hardness profile (often 14-20 grains), and many run propane instead of natural gas because TECO Peoples Gas service doesn't extend out to all parts of 33547. FishHawk Ranch homes on the western edge get natural gas; rural properties further east often run on AmeriGas or Suburban propane. We size the install differently for each. FREE in-home estimates across all of Lithia and FishHawk.

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

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

What Makes Lithia Tankless Water Heater Different

Natural Gas vs Propane Considerations

FishHawk Ranch and the newer Lithia subdivisions off Boyette Road have TECO Peoples Gas natural gas service. Rural Lithia properties east of the Alafia River often run propane from buried 250 or 500-gallon tanks. The Rheem tankless we install handles both fuels but propane units are configured differently at the factory and have slightly different BTU output ratings. We verify which fuel you have before ordering equipment. Propane installs sometimes need tank coordination with your propane provider.

We coordinate with AmeriGas or Suburban on propane projects

Well Water Hardness for Estate Properties

Rural Lithia wells typically run 14-20 grains hardness, sometimes higher. That is double or triple the city-water average. Without softening, a tankless heat exchanger in a well-fed Lithia home scales over within 8-10 months. We recommend pairing every tankless install in Lithia with a Rheem or Halo softener if one isn't already in place. The combined install adds about $1,800-$2,400 but doubles the tankless lifespan from 12 to 22-plus years. Estate homeowners almost always opt for the bundle.

Well water testing included in every Lithia assessment

High-Demand Master Suites in FishHawk Estates

FishHawk Ranch estates and the larger Lithia properties often have master suites with deep soaking tubs, multi-head shower systems, and sometimes an outdoor shower at the lanai or pool. Total demand can push 11-13 GPM on simultaneous use. We size to the actual fixture count, not generic occupancy formulas. Sometimes that means a single Rheem Prestige 11 GPM is enough; sometimes we recommend a dual-unit cascade system for the largest homes. We measure flow rates on the assessment visit.

Multi-head showers can double standard demand calculations

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...

Permit Required Despite Rural Location

Every Lithia tankless install requires a Hillsborough County plumbing permit (and mechanical permit if gas or propane) per the 2023 Florida Building Code, even on rural properties. We pull every permit under CFC1431159 master license. Hillsborough permits issue within 48 hours and final inspection scheduling runs 3-5 business days after rough-in. The permit fee runs $90-$180 depending on scope and is included in our quotes. Some homeowners think rural Lithia is exempt; it is not.

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

Lithia 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 9.5 GPM tankless (natural gas or propane)
  • Standard fuel line work up to 8 feet of new 3/4-inch line
  • Concentric vent through exterior wall
  • Permit pull and Hillsborough County inspection coordination
  • 12-year heat exchanger warranty, 5-year parts
  • 1-year Home Therapist labor warranty

Rheem Professional Prestige Elite

Up to $5,985

  • Rheem Prestige 11+ GPM condensing tankless (0.96 UEF)
  • Built-in recirculation pump for estate-home plumbing runs
  • EcoNet Wi-Fi with rural-property remote alerts
  • Full fuel line work plus softener integration
  • 18-year transferable heat exchanger warranty (with paired softener)
  • Free annual descaling and inspection for 2 years

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 Lithia and FishHawk Ranch.

FAQs About Tankless Water Heater Installation & Repair Services in Lithia

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

Tankless water heater installation in Lithia ranges from $2,500 to $5,500 depending on the unit, fuel type, and the water treatment needed to protect the equipment. Properties on private wells should budget for whole-home water treatment in addition to the tankless unit itself, which is a necessary investment in Lithia’s water conditions. Electric tankless conversions in older rural homes often require panel upgrades that add to the total. The cost is higher upfront than a tank, but Lithia homeowners who have been replacing tanks every 5 to 6 years due to hard water find that a properly protected tankless system is the better long-term value. Home Therapist provides detailed written estimates before any work begins.

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 Lithia, where hard 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 TECO bill will reflect the efficiency difference.

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

A: Tankless water heater installation in Lithia 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. mixed (ranch homes, custom builds on acreage) homes from the 1970s to 2010s (mixed) sometimes need minor plumbing upgrades. We provide free estimates and offer financing to make the upgrade affordable for Lithia homeowners.

Q4. What tankless water heater brands do you recommend?

A: We install and service Rinnai, Navien, Rheem, and Noritz tankless water heaters. For Lithia homes with hard water, we often recommend models with built-in scale detection and recirculation features. Well water in this area is particularly hard and accelerates mineral buildup. 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 Lithia, where hard water accelerates scale formation, this maintenance is essential for performance and longevity. Well water in this area is particularly hard and accelerates mineral buildup. 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 Lithia 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 Lithia, 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 Lithia, where most mixed (ranch homes, custom builds on acreage) 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 Lithia where hard water causes mineral buildup. Well water in this area is particularly hard and accelerates mineral buildup. The heat exchanger is the most expensive component, and regular flushing protects it. Many Lithia 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 Lithia homes of all ages. Older mixed (ranch homes, custom builds on acreage) homes from the 1970s to 2010s (mixed) 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 Hillsborough County permitting.

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

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 Lithia, including Lithia Pinecrest Road, FishHawk Ranch border, Alafia River area and all of Hillsborough County. We will assess your current setup, recommend the right unit, and give you upfront pricing with financing options.

Q11. My Lithia property runs on propane. Can I still get a tankless?

Yes. Rheem makes propane versions of every Performance and Prestige tankless model. We order propane-configured units for rural Lithia installs and coordinate with AmeriGas or Suburban on any regulator or line work. Propane tankless install cost is identical to natural gas. Most rural Lithia installs are propane and work flawlessly.

Q12. How does my Lithia well water affect tankless lifespan?

Lithia well water at 14-20 grains hardness will scale a tankless heat exchanger in 8-10 months without softening. Lifespan drops from 22 years to 10-12. With a paired softener and annual descaling, lifespan extends past 22 years and the heat exchanger warranty extends to 18 years transferable. The softener pays for itself in heater longevity alone.

Q13. Can my FishHawk Reserve master suite get continuous hot water for a multi-head shower?

Yes with a Rheem Prestige 11 GPM tankless. A typical multi-head shower (rainfall plus two body sprays) draws 8-9 GPM at 110-degree output. The Prestige handles that with capacity left over for a sink running elsewhere. For shower systems pulling 10-plus GPM we sometimes recommend dual-unit cascade installs.

Q14. What about freeze protection on rural Lithia properties?

Every Rheem tankless includes built-in freeze protection that powers a small heater when ambient drops below 38 degrees. Critical in rural Lithia where overnight lows hit upper 20s during January cold snaps. Just keep the unit powered (do not unplug during hurricane evacuation) and the freeze protection handles itself. We add exterior insulation on outdoor wall installs.

Q15. Do I need a permit for a rural Lithia tankless install?

Yes. Hillsborough County requires permits for all tankless installs in 33547 regardless of property size or rural location. We pull every permit under CFC1431159. Skipping the permit forfeits warranty claims and creates issues at resale. The $90-$180 permit fee is included in every Lithia quote, never an add-on.

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★★★★ 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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