Save energy and enjoy consistent hot water with a high-efficiency heat pump water heater. Tennessee Standard Plumbing specializes in installing and servicing hybrid systems designed for Knoxville homes. We ensure proper airflow, condensate management, and code-compliant hookups for efficient operation. If your current tank is aging, noisy, or running out of hot water too quickly, we’ll recommend the right heat pump model and install it for reliable, cost-saving performance.

Request a quote today and switch to a quieter, more efficient way to heat water.

4 Steps. No Surprises.™
01

Schedule Your
Appointment

02

Professional Evaluation

03

Custom Pricing Options

04

Expert Service Delivery

Why a Heat Pump Water Heater is Essential

Unlike traditional electric tanks that generate heat, heat pump water heaters transfer heat from the air around them into the tank, using significantly less electricity. This results in dependable hot water with much lower energy consumption. Many models also feature hybrid settings that adjust the output during high-demand times for steady comfort.

DIY installations or store-bought systems often miss crucial details like sizing, venting, and condensate management, which can affect performance. Our licensed plumbers handle the entire setup, ensuring your system runs efficiently.

When to Switch to a High-Efficiency Heat Pump Water Heater in Your Knoxville Home

If you’re experiencing any of the following, it may be time to upgrade to a heat pump water heater:

  • Rising energy bills from an older electric tank

  • A desire for lower operating costs

  • Hot water running out faster 
than before

  • Temperature swings or 
lukewarm water

  • Frequent repairs or visible rust 
around the tank

  • A unit that's 10+++ years old

  • New remodels or added bathrooms 
increasing demand

  • Benefits from dehumidification 
or cooling in a garage or 
basement installation

What Sets Tennessee Standard Plumbing Apart?
  • Highest rated plumbing company in Knoxville
  • Easy online booking & same-day service
  • 0% financing available
  • The owner is a fifth-generation master plumber
  • Smart, licensed plumbers you can trust
  • Surface protection
  • Quality craftsmanship
  • No surprises, just straight answers
Our Guarantees
  • We Own It Guarantee

    If something goes wrong with our
workmanship, we make it right—no
excuses, no runaround, even if it means covering the cost ourselves.

  • Upfront Pricing Guarantee

    You’ll always receive multiple options and a clear price before any work begins. Once you approve, that price won’t change.

  • On-Time Guarantee

    We respect your schedule. If we miss our arrival window, we waive the service fee.

Benefits of Switching to a Heat Pump Water Heater
  • Lower Electricity Use & Monthly Savings: Save energy and reduce your bills.
  • Steady Hot Water with Hybrid Modes: Adaptive output during peak demand times.
  • Quiet Operation & Compact Size: A quieter, space-saving option for your home.
  • Longer Service Life: With proper maintenance, heat pump water heaters last longer than traditional tanks.
  • Cooler Utility Rooms: Heat removal from air helps cool spaces like garages.
  • Rebates & Incentives: You may be eligible for energy savings programs, depending on availability.
  • Smaller Environmental Impact: Compared to traditional electric tanks, heat pumps are more eco-friendly.

Our team will review your space, electrical panel capacity, and airflow to match the best model to your home’s needs.

Real Reviews. Real Results. See Why Tennessee Homeowners & Businesses Trust Us
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The plumber who came out to our home, William Gough, was personable, professional, and knowledgeable. He talked us through the repair every step of the way. We will definitely call Tennessee Standard Plumbing for any further needs.

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- Lisa A.

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We contacted Tennessee Standard to replace the drain pipes in our home. When they came out to perform the replacement they also
checked our main sewer line, which was also 
in need of replacing. Patrick was able to
immediately work up an estimate for the
mainline repair and was able to fix…

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- Sharai K.

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We had multiple plumbing issues and Patrick Bordine was highly recommended. Not only did Patrick fix our issues, he shared his knowledge and provided multiple options. Since moving to TN and trying multiple plumbers, we have definitely found our “go to” plumber! Tennessee Standard and Patrick Bordine proved to be reliable and knowledgeable.

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- Penny A.

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Had an overall great and professional experience from first call to get scheduled all the way to the end in getting our kitchen draining issue resolved. Will definitely use them again and would refer them to anyone.

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- Jason S.

Got Plumbing Problems? - We Diagnose Fast and
Fix it Right the First Time.
Common Questions About High-Efficiency Heat
Pump Water Heaters in Knoxville

Heat pump water heaters use a compressor and refrigerant cycle to transfer heat from the surrounding air into the water tank. This method uses less electricity than traditional electric heating elements.

Yes. Modern heat pump water heaters are designed to work efficiently across a wide range of temperatures and include backup electric elements to ensure consistent hot water during winter months

Sizing depends on your household size, water usage, and peak demand. We assess these factors to recommend the ideal system for your home.

Most installations are completed in one visit once the model and location are determined. Complex electrical or relocation work may take longer. You’ll be given a clear timeline before we begin.

Heat pump water heaters use less energy than traditional electric tanks. Most homeowners experience lower utility bills while maintaining consistent hot water availability.

Maintenance includes annual filter cleaning, coil care, condensate drain checks, and periodic inspections. A quick annual tune-up keeps your system running at peak efficiency.