- HEP Plumbing
- Water Heaters

Water Heaters
Water Heaters | Plumbing | Harriman
Whether your Harriman home is struggling with lukewarm showers or an aging tank that’s ready to leak, HEP’s certified team brings fast, friendly expertise right to your door. We diagnose, repair, and replace all makes and models of water heaters—from high-efficiency gas and electric units to cutting-edge tankless systems—so you can reclaim the hot water comfort you depend on. With transparent pricing, tidy workmanship, and 24/7 emergency response, you’ll see why neighbors have trusted us for decades.
Backed by a fully stocked fleet and seasoned knowledge of local codes, we handle every connection, valve, and vent with master-level plumbing precision. Call today and let HEP deliver reliable hot water, lower energy bills, and peace of mind throughout Harriman—because when it comes to water heaters, We’ll Take Care of It!
FAQs
What types of water heaters do you install and service in Harriman?
Our licensed plumbers install and maintain a full range of residential and light-commercial water heaters, including high-efficiency tankless (on-demand) units, standard gas and electric storage tanks (20–120 gallons), hybrid heat-pump models, and power-vent/ direct-vent systems. We work with leading brands such as Rheem, A.O. Smith, Bradford White, Navien, and Rinnai, ensuring you get a unit that matches your household’s hot-water demand, fuel source, and budget.
How long should a water heater last in Harriman’s climate?
With proper installation and yearly maintenance, a conventional tank-style water heater in Harriman typically lasts 8–12 years, while tankless units can exceed 20 years. Local factors such as our moderate winter temperatures, municipal water hardness (about 7–9 grains per gallon), and incoming water pressure all influence lifespan. Regular flushing to control sediment buildup and anode-rod inspections are key to getting maximum service life.
Do I need a permit to replace my water heater in Harriman?
Yes. The City of Harriman and Roane County require a plumbing/mechanical permit for water heater replacements to ensure the work meets Tennessee State plumbing code, fuel-gas code, and local safety ordinances. As a licensed contractor, we pull the permit, schedule any required inspections, and provide you with the final approval paperwork—saving you time and ensuring code compliance.
What signs indicate my water heater needs repair or replacement?
Common warning signs include: 1) rusty or discolored hot water, 2) popping or rumbling noises from sediment buildup, 3) water pooling around the base of the tank, 4) inconsistent water temperature or reduced hot-water volume, 5) a rotten-egg odor (possible gas leak or bacterial contamination), and 6) skyrocketing energy bills. If your unit is over 10 years old and exhibits any of these symptoms, it may be more cost-effective to replace rather than repair.
How much does it cost to install a new water heater in Harriman?
Prices vary with capacity, technology, and installation complexity: • 40–50 gal gas or electric tank: $1,200–$1,800 installed. • High-efficiency or power-vent tank: $1,800–$2,600. • Tankless gas: $3,000–$4,500 (includes venting and gas line upsizing). • Hybrid heat-pump electric: $2,800–$3,600. Factors affecting cost include permit fees, code-required expansion tanks or pan replacements, and upgrades to gas/electrical service. We provide free on-site estimates and multiple price options.
What maintenance do you recommend to keep my water heater running efficiently?
We suggest an annual service visit that includes: • draining and flushing the tank (or descaling a tankless unit) to remove mineral deposits, • inspecting and replacing the sacrificial anode rod every 3–5 years, • checking temperature/pressure relief valve operation, • tightening plumbing and gas connections, • testing thermostat accuracy, and • verifying combustion air and venting. Routine maintenance reduces energy use by up to 15 %, extends unit life, and preserves manufacturer warranties.