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Water Heaters · Chevy Chase, MD

Gas Tank Water Heater Repair & Replacement in Chevy Chase, MD

By HiTrend Plumbers · Updated 2026-10-11 · 4 min read

A cold shower is usually the first sign. Sometimes it's a puddle around the base of the tank. Either way, when a gas water heater in Chevy Chase starts failing, you want it fixed right — and you want to know the price before work starts.

Gas Water Heater problem in Chevy Chase?Call or text for a written price.
A.O. Smith Vertex water heater display showing an ignition failure message
Before: A.O. Smith Vertex showing “Ignition Failure”
A.O. Smith Vertex water heater display showing normal operation at 120 degrees
After: repaired and running at 120°F

Warning signs on a gas water heater

  • Water pooling around the base of the tank (tank leaks cannot be repaired)
  • Rusty or discolored hot water
  • Popping or rumbling sounds — sediment built up on the bottom
  • Pilot light won't stay lit, or the burner won't fire
  • Hot water runs out much faster than it used to
  • Rotten-egg smell near the heater — leave the house and call the gas utility first

What we repair vs. when we replace

Thermocouples, flame sensors, gas control valves, igniters, and drain valves are all repairable parts. A leaking tank is not — once the steel tank corrodes through, replacement is the only safe option.

If your heater is more than 10 years old and needs a major part like a gas valve, we'll give you both prices side by side so you can decide. No pressure either way.

Chevy Chase homes: what we see

In older Chevy Chase homes, water heaters are often tucked into tight basement corners with older chimney venting. We check the flue and liner condition, because a new heater on an old, undersized flue can backdraft.

Most Chevy Chase homes are on WSSC Water, which licenses plumbers in its service area and runs the cross-connection (backflow) program. Mineral buildup still happens over time, which is why flushing tanks and descaling tankless units pays off.

Sizing and efficiency

Most homes use a 40- or 50-gallon tank. A family of four with multiple showers in the morning usually needs a 50. We look at first-hour rating, not just gallons, to make sure you don't run out. If you're considering tankless, we'll price that option too.

Permits and code for Chevy Chase installs

Water heater replacement requires a permit and proper venting, a thermal expansion tank where required, and a correctly piped temperature & pressure relief valve. We handle the permit and make sure the install passes inspection — shortcuts here are a safety issue, not a style choice.

How HiTrend handles gas water heater jobs in Chevy Chase

  1. Tell us the age, size, and what's happening
  2. On-site check of burner, venting, and tank
  3. Written repair or replacement price
  4. Permit, install, and code-compliant venting
  5. Haul away the old tank and test hot water at the fixtures

Before you call

Check that the gas valve is on and the pilot is lit (follow the lighting label on the tank). If you see water at the base, shut off the cold-water supply valve at the top of the heater and turn the gas control to 'Pilot' or 'Off.' If you smell gas, leave the house and call your gas company from outside.

Serving Chevy Chase neighborhoods

We handle gas water heater service throughout Chevy Chase, including Chevy Chase Village, Rollingwood, Chevy Chase Section 3, Martin's Additions, and the area around Chevy Chase Circle (ZIP 20815). Also nearby: Gas Water Heater in Bethesda, Gas Water Heater in Silver Spring, Gas Water Heater in North Bethesda, Gas Water Heater in Takoma Park.

Frequently asked questions

How long do gas water heaters last in Chevy Chase?

Typically 8–12 years. Annual flushing can extend that; sediment and hard water shorten it.

Can a leaking water heater be repaired?

If the leak is from a fitting, drain valve, or relief valve, yes. If the tank itself is leaking, it must be replaced.

Do I need a permit to replace a water heater?

Yes. We pull it and schedule the inspection as part of the job.

What is a thermal expansion tank?

A small tank that absorbs pressure when water heats. Many installs now require one, especially where a pressure-reducing valve or check valve is present.

More Chevy Chase plumbing guides

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