- HEP Plumbing
- Endless Hot Water

Endless Hot Water
Endless Hot Water | Tankless Water Heater Install | Plumbing | Oliver Springs
Imagine stepping into the shower at dawn and feeling a continuous cascade of perfectly heated water—no waiting, no sudden chill, just endless comfort. HEP’s expert team in Oliver Springs brings that luxury home with a professional tankless water heater install that slashes standby energy loss and frees up valuable space. By heating water on demand, our modern units deliver a steady flow while trimming utility bills, so every morning feels like a spa day and every evening dish-washing session is a breeze.
From the first call to the final inspection, our licensed plumbers handle everything: sizing the system for your household, upgrading gas or electric lines when needed, and hauling away the bulky old tank. We schedule at your convenience, protect your floors with drop cloths, and leave the work area spotless—because first-class service should be as dependable as the hot water it supplies. Ready to turn on endless comfort? Contact HEP today and let Oliver Springs’ most trusted plumbers elevate your home’s efficiency and enjoyment.
FAQs
What are the main advantages of installing a tankless water heater in my Oliver Springs home?
Tankless units provide endless hot water on demand, take up far less space than traditional tanks, and can reduce energy bills by 20–40 % because they only heat water when you need it. They also have a longer service life—about 20 years compared with 10–12 years for standard tanks—making them a smart, long-term investment for Oliver Springs homeowners.
How do I know what size (GPM) tankless water heater I need?
Sizing is based on peak hot-water demand, measured in gallons per minute (GPM). We add the flow rates of fixtures you might use simultaneously—such as a shower (2.0 GPM) plus a kitchen sink (1.5 GPM)—and factor in the temperature rise from Oliver Springs’ average groundwater temperature (about 55 °F) to your desired outlet temperature (usually 120 °F). Our technicians perform this calculation on-site to recommend the right-sized unit so you never run out of hot water.
What is the typical cost of a tankless water heater installation in Oliver Springs?
Pricing depends on unit capacity, gas vs. electric models, venting requirements, and any upgrades to gas lines or electrical service. Most homeowners spend $3,200–$4,800 for a complete, code-compliant installation, which includes the unit, venting materials, plumbing modifications, labor, local permits, and haul-away of any old tank. We provide a detailed, written estimate before any work begins.
How long does installation take and will I be without water?
A standard retrofit from a tank to a tankless system typically takes one full working day (6–8 hours). Water will be shut off only during the final tie-in, usually 1–2 hours. We schedule work around your routine and restore service as quickly as possible.
Are permits or inspections required in Oliver Springs?
Yes. Anderson County and the City of Oliver Springs require plumbing and, for gas models, mechanical permits. Our licensed plumbers pull all necessary permits, schedule inspections, and ensure the installation meets the 2021 International Plumbing Code and local amendments. You receive all permit numbers for your records.
What maintenance does a tankless water heater need?
Annual service is recommended. This includes descaling the heat exchanger to remove mineral buildup common in East Tennessee’s moderately hard water, cleaning the inlet filter, checking venting and gas pressures, and updating firmware if the unit is Wi-Fi enabled. Proper maintenance protects your warranty and keeps the system running efficiently for decades.