An expansion tank gives heated water somewhere to go when it grows, protecting the plumbing and the water heater. It is a small tank that solves a pressure problem.
The expansion
Water expands as it heats, and in a closed system with a check valve, that growth has nowhere to go. mineral-rich water varies by region, and older neighborhoods still run on aging galvanized or copper lines In Highland, the expansion tank absorbs it.
The bladder
The tank holds air behind a bladder, and the expanding water pushes against it. The air compresses, giving the water room instead of raising the pressure.
The placement
The tank installs on the cold supply line near the water heater. mineral-rich water varies by region, and older neighborhoods still run on aging galvanized or copper lines In Highland, code may require one whenever a backflow preventer seals the system.
The pressure
The air side is set to match the home's water pressure. mineral-rich water varies by region, and older neighborhoods still run on aging galvanized or copper lines In Highland, the right pre-charge keeps the tank working.
The failure
A waterlogged expansion tank means the bladder failed, and the pressure relief valve may drip as a result. Replacing the tank restores the protection.
The check
Tap the tank: a hollow sound means air, and a solid thunk means water. mineral-rich water varies by region, and older neighborhoods still run on aging galvanized or copper lines In Highland, a pro can test and replace it.
The call
Give the water room to grow. Call 888-217-3585 and Highland Plumber Connect will match you with a Highland pro for the install.
Plumbing in Highland: what to know
In Highland, mineral-rich water varies by region, and older neighborhoods still run on aging galvanized or copper lines. Pros in our network know the local quirks and bring the right parts on the first visit.
Across Orange County — from Redlands, Loma Linda and San Bernardino to ZIP codes like 92346, 92374, 92369 — homeowners deal with the same kinds of issues. The tips above apply locally, and when a job goes beyond a quick fix, a vetted local pro is only a call away.
Need a hand in Highland?
If a plumbing issue is beyond a quick fix, don't wait for it to get worse. Call 888-217-3585 and Highland Plumber Connect will match you with a vetted local pro — usually within minutes. Learn more about plumbing help in Highland.