FAQ

  • 1. How often should I flush my tankless water heater in Nashville?

    Answer: In Nashville and Hendersonville, where hard water is common, your tankless water heater should be flushed once a year to remove mineral buildup. Annual flushing helps maintain efficiency, reduce energy bills, and extend the life of your tankless water heater system.

  • 2. Do I need to flush a traditional tanked water heater, too?

    Answer: Yes! Tanked water heaters also need yearly flushing to remove sediment that settles at the bottom. Flushing a traditional tank water heater in Middle Tennessee prevents clogs, loud banging noises, and early failure.

  • 3. How long does a water heater flush take?

    Answer: A standard tankless or tanked water heater flush takes about 45–60 minutes. We offer convenient on-site service in Hendersonville, Gallatin, and the greater Nashville area—you don’t need to do a thing.

  • 4. What does your $250 water heater flush service include?

    Answer: Our flat-rate $250 flush includes full descaling (for tankless units) or sediment draining (for tanked units), filter inspection, performance check, and optional pipe insulation upgrades. We service both residential and light commercial systems.

  • 5. Can flushing my water heater lower my energy bills?

    Answer: Absolutely. A properly flushed tankless or tank water heater uses less energy because mineral buildup doesn’t block the heating element. In areas like Hendersonville and Nashville, where water hardness affects performance, flushing helps your system run smoother and cheaper.

  • 6. What areas do you service for water heater flushing?

    Answer: FlowTech Tankless proudly serves the Nashville metro area, including Hendersonville, Gallatin, Mt. Juliet, Goodlettsville, and surrounding suburbs. We specialize in water heater flush services for both tanked and tankless systems.