- HEP Plumbing
- Longer Service Life

Longer Service Life
Longer Service Life | Tankless Water Heater Install | Plumbing | Madisonville
Imagine endless hot water, lower utility bills, and a compact system that frees up space in your Madisonville home—that’s what HEP delivers with a professional tankless water heater install. Our licensed plumbers replace bulky, outdated tanks with advanced, on-demand units engineered for a longer service life, meaning fewer repairs and years of dependable performance. From precise sizing to flawless venting, we handle every detail so you can enjoy instant comfort and peace of mind.
HEP’s local team arrives on time, protects your property, and backs each installation with straightforward pricing and rock-solid warranties. Whether you’re upgrading for energy efficiency or building new, we streamline the entire process, haul away the old heater, and leave your home spotless. Ready to experience continuous hot water the smarter way? Call us today and schedule your tankless water heater install with Madisonville’s trusted plumbing pros.
FAQs
Why should I choose a tankless water heater over a traditional tank unit for my Madisonville home?
Tankless water heaters heat water on demand, eliminating standby heat loss common with storage tanks. This can cut energy use by 20–40 %, provide an endless supply of hot water, and free valuable floor space. In Madisonville’s varied climate, the consistent efficiency of a tankless unit keeps utility bills stable year-round, and its expected lifespan—up to 20 years—outlasts most tank models by nearly a decade.
How long will a tankless water heater actually last, and what affects its service life?
A properly installed and maintained tankless water heater typically lasts 18–25 years. Key factors include water quality, usage patterns, annual maintenance, and adherence to manufacturer guidelines. Madisonville’s moderately hard water makes regular descaling (usually once a year) especially important to prevent mineral buildup that can shorten component life.
What does the installation process involve, and how long does it take?
Most residential installations take 4–8 hours. Our Madisonville plumbers start with a site assessment, size calculation, and permit verification. On installation day we: 1) isolate and remove the old water heater, 2) upgrade gas or electrical supply lines if required, 3) mount the tankless unit and connect water, gas/electric, and venting, 4) flush the system, test for leaks, and program settings. We handle haul-away of the old tank and leave the work area clean.
What size or capacity tankless water heater do I need?
Sizing is based on simultaneous hot-water demand (measured in gallons per minute, GPM) and the temperature rise needed from Madisonville’s groundwater (about 60 °F). For example, a household running one shower (2.5 GPM) and a dishwasher (1.5 GPM) at the same time would need at least a 4 GPM unit. Families of 4–5 often select 7–9 GPM models to cover multiple showers, laundry, and kitchen use simultaneously. We perform a detailed load calculation during our free in-home estimate.
Are there energy rebates or tax incentives for installing a tankless water heater in Madisonville?
Yes. Many high-efficiency tankless models qualify for federal tax credits of up to 30 % of the project cost (capped at $600). Local utilities in and around Madisonville periodically offer rebates—typically $150–$300—for ENERGY STAR®-certified units. We stay current on available incentives and supply all documentation so you can claim rebates and credits quickly.
What maintenance is required to keep my tankless water heater running efficiently?
Annual maintenance is straightforward: 1) flush the heat exchanger with a vinegar solution to remove scale, 2) clean the inlet filter, 3) inspect venting and combustion, and 4) update firmware (for smart models). We offer an affordable maintenance plan that covers this service and extends your manufacturer warranty. Following these steps helps sustain peak efficiency, prevent error codes, and maximize the unit’s 20-year life expectancy.