A gurgle, knock, or rush in the walls when the toilet flushes is the drain and the vent doing their job, but too loudly. The noise usually means a venting or support issue in the wall.
The rush
The water rushing down the stack makes a sound, and it is louder when the pipe is undersized, scaled, or poorly supported. rain and older housing stock mean corroded fittings and slow drains show up often In Spokane Valley, an old stack is noisier than a new one.
The gurgle
A gurgle in the wall means air is being pulled through the pipe, and a venting problem is the usual cause.
The knock
A knock when the flush valve closes is water hammer, and an arrestor or a slower valve quiets it.
The fix
Venting, supporting, or insulating the stack reduces the noise, and a pro finds which is needed.
The call
Quiet the walls. Call 888-217-3585 and Spokane Valley Plumbing Helpers will match you with a Spokane Valley pro.
Plumbing in Spokane Valley: what to know
In Spokane Valley, rain and older housing stock mean corroded fittings and slow drains show up often. Pros in our network know the local quirks and bring the right parts on the first visit.
Across Spokane County — from Liberty Lake, Spokane and Post Falls to ZIP codes like 99216, 99037, 99206 — 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 Spokane Valley?
If a plumbing issue is beyond a quick fix, don't wait for it to get worse. Call 888-217-3585 and Spokane Valley Plumbing Helpers will match you with a vetted local pro — usually within minutes. Learn more about plumbing help in Spokane Valley.