Flat-Rate $250 Water Heater Flush – Tanked & Tankless

Extend Your Heater’s Life, Improve Pressure & Save Energy
Serving Hendersonville, Gallatin, Mt. Juliet & Greater Nashville

Keep your hot water flowing year-round with our expert water heater flushing service. Prevent clogs, reduce energy costs, and extend the life of your tanked or tankless system.
Local. Flat-Rate. Trusted.

FlowTech Tankless offers expert water heater flushing in Hendersonville, Gallatin, Mt. Juliet, Goodlettsville, and surrounding Nashville-area homes. Whether you have a Rinnai tankless, traditional tank, or hard water issues, we help protect your heater and keep it running strong — all for one flat rate.

Why Should You Flush Your Water Heater Annually?

Why Flush Annually?

  • 🧼 Removes sediment & hard water scale

  • ⚙️ Restores pressure & heating efficiency

  • 💰 Reduces utility costs & extends lifespan

  • 🔧 Protects warranties (especially for Rinnai, Navien)

Tennessee’s hard water causes major buildup. A professional flush helps your unit run clean and last longer.

"Image of a professional technician flushing a tankless water heater in the Johns Island/Charleston/Summerville area of South Carolina. The technician is performing maintenance on the water heater, ensuring optimal performance and longevity of the un