- HEP Plumbing
- Annual Flush

Annual Flush
Annual Flush | Tank Water Heater | Plumbing | Vonore
Keep your Vonore home comfortable and energy-efficient with HEP’s annual flush service for your tank water heater. Our licensed plumbers carefully drain sediment, inspect critical components, and recalibrate settings to restore peak performance—actions that can lower utility bills, prevent untimely breakdowns, and add years to the life of your unit. We arrive on schedule, protect your floors, and wrap up with a full safety check, so you get spotless water, stronger pressure, and total peace of mind.
Backed by decades of East Tennessee expertise, HEP treats every visit like a neighborly favor. Whether you’re prepping for winter’s chill or summer’s surge, our friendly technicians explain what they’re doing, share maintenance tips, and leave your space cleaner than they found it. Schedule your annual flush today and discover why Vonore homeowners trust “Happy to be of service” isn’t just our slogan—it’s the way we do business.
FAQs
Why should I have my tank water heater flushed annually in Vonore?
Minerals like calcium and magnesium in Vonore’s hard water settle to the bottom of a storage-type water heater, forming a layer of sediment that acts as insulation between the burner (or elements) and the water. An annual professional flush removes this buildup, restoring energy efficiency, maintaining the unit’s capacity, extending tank life by preventing corrosion hot spots, and keeping your warranty valid.
What exactly happens during an annual tank water-heater flush service?
A licensed plumber will shut off the power or gas, isolate the cold-water supply, attach a hose to the drain valve, and completely drain the tank. Once empty, we briefly open the cold-water inlet to stir up remaining sediment, flush again until clear, inspect the anode rod, check the T&P relief valve, refill, relight or reconnect power, and test for proper temperature and pressure. The whole procedure typically takes 45–60 minutes.
How can I tell if my water heater needs to be flushed sooner than one year?
Warning signs include rumbling or popping noises while the burner is firing, reduced hot-water volume, longer recovery times, fluctuating water temperatures, or cloudy/hard-feeling hot water. If you notice any of these, schedule a flush even if it has been less than 12 months since the last service.
Will a flush service lower my energy bills?
Yes. Just ½ inch of sediment can raise operating costs by 15–20% because the burner or electric elements must work longer to heat the same volume of water. A clean tank transfers heat directly to the water, using less gas or electricity and decreasing wear on components.
Is a DIY flush safe, or should I hire a professional in Vonore?
While handy homeowners can follow manufacturer instructions, mistakes such as failing to fully shut off power/gas, damaging the drain valve, or not properly re-lighting the pilot can be costly and dangerous. Hiring a licensed Vonore plumber ensures the flush is thorough, safety devices are tested, the anode rod is inspected, and any potential issues (leaks, corrosion, thermostat problems) are caught early.
How much does an annual flush cost and what is included?
In the Vonore area, a standard tank water-heater flush ranges from $95–$140, depending on tank size and accessibility. The price covers draining and flushing the tank, inspecting the anode rod, temperature-pressure relief valve testing, thermostat calibration, minor adjustments, and a written health report of your unit. If the anode rod needs replacement or additional parts are required, your plumber will quote those separately.