Q: When the water reaches the fill level in my washing machine and the agitation cycle starts, I always hear a loud series of bangs in the pipes behind the wall. What’s causing this? Will it harm the ...

Add Yahoo as a preferred source to see more of our stories on Google. Have you heard strange noises in the walls of your home? There's a good chance that annoying sound is caused by your home's water ...

Q: Every time I turn off the water faucet in my laundry room, it sounds like someone is banging on the wall. Is my house possessed by evil spirits? Please help. The noise is frightening my kids. A: ...

Water hammer is a dangerous hydraulic shockwave caused when fast-moving water in pipes is suddenly stopped, often by quickly closing a valve. This sudden momentum change generates a spike in pressure ...

I’ve read the previous post on water hammering causes however, my landlord insists that the boiler is inactive during some of the times that I’ve indicated the horrible banging and that it’s ...

In other words, water hammer arresters are now required -- they are no longer a mere suggestion. You'll most commonly find "quick-acting valves" on dishwashers and clothes washing machines. Also, the ...