Water Heater FAQs

Q: How long should a water heater last?
A: Most standard tank water heaters last about 8–12 years, Lifespan depends on water quality, installation, and regular upkeep.

Q: What are the signs my water heater needs repair?
A: Common warning signs include:

• No or inconsistent hot water

• Rust-colored or cloudy water

• Rumbling or popping sounds

• Water leaking from the tank

• Lower water temperature or pressure

Q: What causes a water heater to stop working?
A: Common issues include:

• Failed heating element or thermostat

• Pilot light or thermocouple problems (gas units)

• Sediment buildup inside the tank

• Corrosion or leaks

• Faulty pressure relief valve

• Age

Q: How often should I flush my water heater?
A: You should flush your water heater once per year to remove sediment. In areas with hard water (like North Texas), flushing twice a year helps improve efficiency and prevent damage.

Q: Why does my water heater make rumbling or popping noises?
A: That noise usually means sediment has built up on the bottom of the tank. The sound happens when water gets trapped under the sediment and boils. A professional flush will quiet it down and restore efficiency.

Q: Can a leaking water heater be repaired?
A: It depends on the source of the leak.

• From fittings or valves: Often repairable.

• From the tank itself: Usually means it’s rusted and needs replacement.
  If you see water pooling around your heater, turn it off and call a plumber right away.

Q: How often should I have my water heater serviced?
A: Schedule a professional inspection once a year. Regular maintenance ensures safety, prevents leaks, and helps your system last longer.

Q: What maintenance can I do myself?
A:

• Drain a few gallons every few months to remove sediment.

• Test the pressure relief valve yearly.

• Keep the area around the unit clean and free from clutter.
  Always turn off power or gas before performing any maintenance.

Q: Is it worth repairing an older water heater?
A: If your unit is 8+ years old and has major issues (like a leaking tank), replacement is usually the smarter investment. 

Q: How can I make my water heater last longer?
A:

• Flush it regularly.

• Inspect or replace the anode rod every 2–3 years.

• Keep the thermostat set around 120°F.

• Schedule annual maintenance to prevent corrosion and leaks.

Q: How much should i spend on repairs?

A: Visit the Fair price guide on House Repair Rates.com