- HEP Plumbing
- Full-scale Installation

Full-scale Installation
Full-scale Installation | Tank Water Heater | Plumbing | Greeneville
When your Greeneville home needs reliable hot water on demand, trust HEP’s licensed pros to deliver a flawless tank water heater installation from start to finish. We size the system to your family’s usage, haul away the old unit, and handle every connection—gas, electric, or hybrid—with precision that keeps warranties intact and energy bills low. Our crews arrive when we say we will, protect your floors, and clean up like we were never there, so the only thing you notice is steamy water the moment you turn the tap.
Because HEP is a full-scale plumbing company, upgrading isn’t the end of our relationship; it’s the beginning of worry-free ownership. You’ll get clear, upfront pricing, 24/7 emergency support, and preventive maintenance reminders that extend the life of your new tank water heater. From selecting environmentally friendly, high-efficiency models to securing any required permits, we do everything but enjoy the first hot shower for you—although we’ll happily wait for your five-star review once you do.
FAQs
How long does a typical tank water heater installation take in Greeneville?
For most standard 40–50-gallon tank water heaters, our licensed plumbers can complete removal of the old unit, placement of the new heater, pipe and vent connections, and full commissioning in about 3–4 hours. If new gas lines, electrical upgrades, or code-required expansion tanks are needed, the job can extend to 5–6 hours.
Do I need a permit for a water heater replacement in Greeneville, TN?
Yes. The City of Greeneville and Greene County require a mechanical or plumbing permit any time a water heater is installed or replaced. Our team pulls the permit for you, schedules the inspection, and ensures the new heater meets the current International Plumbing Code and local amendments.
What size tank water heater should I choose for my household?
Sizing depends on simultaneous hot-water demand. A family of 2–3 often does well with a 40-gallon gas or 50-gallon electric unit. Households of 4–5 typically need a 50- or 55-gallon gas model or a 65-gallon electric model. We perform a First Hour Rating (FHR) calculation that factors in peak-hour use of showers, appliances, and fixtures to recommend the ideal size.
Are high-efficiency (condensing) tank water heaters worth it in our area?
Greeneville’s utility rates are moderate, but a high-efficiency gas tank water heater (0.90–0.96 UEF) can lower annual energy costs by 15–25 % compared with a standard 0.60 UEF model. If your household uses over 60 gallons of hot water per day or you plan to stay in the home for 7+ years, the energy savings usually offset the higher upfront cost.
What warranties come with a new tank water heater?
Most quality brands offer a 6-year tank and parts warranty on standard models and 8- to 12-year coverage on premium or extended-warranty units. Our installations include a one-year labor warranty, and we register your heater with the manufacturer to ensure full coverage. Upgrading the anode rod and performing annual maintenance can preserve warranty validity.
How often should a tank water heater be serviced after installation?
We recommend a full flush and inspection once a year. This includes draining sediment, checking the anode rod, testing the T&P valve, and inspecting gas or electrical connections. Annual maintenance can extend tank life from the average 8–10 years to 12–15 years in Greeneville’s moderately hard water conditions.