Danny Lipford: Racheal asks, “What causes the hammering sound in my water pipes when I turn on my kitchen sink? I can’t stand that thump, thump sound you hear a lot of times when you turn a faucet on ...

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 ...