- HEP Plumbing
- Tankless Water Heater

Tankless Water Heater
Tankless Water Heater | Tankless Water Heater Install | Plumbing | White Pine
Endless hot water, lower energy bills, and extra storage space—that’s what HEP’s licensed plumbers deliver to White Pine homeowners with a modern tankless upgrade. Whether you’re finishing a basement, adding a spa tub, or just tired of lukewarm showers, we’ll size and fit the perfect unit, reroute gas and water lines, handle venting, and haul away the bulky old tank—often all in a single afternoon.
Every project starts with a free in-home assessment, upfront pricing, and a workmanship guarantee backed by East Tennessee’s most trusted service team. When you’re ready for reliable, on-demand comfort that never runs out, schedule your tankless water heater install with HEP and enjoy hot water whenever you want it—without the wait or the waste.
FAQs
What advantages does a tankless water heater offer over a traditional storage‐tank model in White Pine?
Tankless (on-demand) units heat water only when a fixture is opened, eliminating stand-by heat loss and saving 20-40 % on energy bills compared with tanks. Because there is no bulky reservoir, you regain several square feet of floor space—ideal for smaller White Pine basements and crawlspaces. Lifespan is typically 20+ years, almost double that of a tank. You also get an endless supply of hot water, which is especially helpful for larger families or back-to-back showers. Finally, modern tankless systems feature scale-reduction technology that protects the heat exchanger, reducing maintenance costs over time.
How do I choose the correct size (flow rate and temperature rise) for my White Pine home?
Sizing is based on two factors: the maximum gallons per minute (GPM) you expect to run at once and the temperature rise needed from incoming cold water to your desired hot water setpoint (usually 120 °F). A typical White Pine winter inlet temperature is about 50 °F, so you need a 70 °F rise. Add up GPM for simultaneous uses—e.g., shower (2.0 GPM) + kitchen sink (1.5 GPM) + washing machine (2.0 GPM) = 5.5 GPM. You’d select a heater capable of delivering 5.5 GPM at a 70 °F rise (often a 180,000 BTU gas or 27 kW electric model). Our technicians will perform this calculation on site, factoring in family size, fixture flow-rates, and seasonal groundwater temps to recommend the perfect unit.
Can my existing plumbing, gas, or electrical service handle a new tankless unit?
In most White Pine homes the water lines tie in without major changes, but gas or electrical upgrades are sometimes required: • Gas: Many whole-house gas tankless units need a ¾-inch supply line and up to 200 k BTU/hr. If your current line is ½-inch, we can upsize or install a dedicated run. • Venting: High-efficiency condensing units use 2- or 3-inch PVC through an exterior wall or roof; we’ll remove your old metal flue if needed. • Electric: Whole-house electric models may require 120–150 amps of dedicated capacity, which could mean a panel upgrade. We provide a free assessment before scheduling the job and quote any necessary modifications so there are no surprises.
How long does a professional tankless water heater installation take in White Pine?
A straightforward swap from a tank to a similar-fuel tankless heater takes about 4–6 hours, including removal and haul-away of the old tank, mounting the new unit, plumbing hookups, gas line adjustment, and venting. If extensive gas-line upsizing, vent rerouting, or electrical panel work is required, the project can extend to 1 full day. We schedule most installs for morning starts so you have hot water again before dinner.
What routine maintenance is required and how often?
All tankless manufacturers recommend an annual service, which includes: 1) flushing the heat exchanger with a 60-minute vinegar or citric acid solution to remove mineral scale (critical with the moderate hardness of White Pine water); 2) cleaning the water and air intake screens; 3) checking burner combustion and fan operation; and 4) updating firmware on smart units. Neglecting these steps can void the warranty and reduce efficiency. We offer an affordable maintenance plan that handles everything and documents service for warranty protection.
Are there rebates, tax credits, or other incentives for installing a tankless water heater in White Pine?
Yes. Tennessee residents can claim a 30 % federal tax credit—capped at $600—on qualifying Energy Star certified gas and electric tankless units through 2032 (Section 25C). Local utility companies, including Appalachian Electric Cooperative, periodically offer $200–$400 bill credits for high-efficiency gas models. We collect and file the paperwork for you, provide the manufacturer’s AHRI certificate, and itemize labor and materials on your invoice so you can claim every available incentive. Ask us for the latest rebate sheet when requesting your quote.