0
votes
1answer
62 views

Hot Water Pipes in Multistory House

The short version of this question is how can I reduce or eliminate the noise my plumbing makes when I run hot water in the two bathrooms on the 2nd floor? Background: 20 year old two story house ...
2
votes
1answer
251 views

Mysterious sound coming from basement, related to water pipes

At times I hear these banging sounds (not very loud) when in my living room. I go to the basement (below the room) and it sounds like it's in the ceiling (finished basement). I put my ear to the wall ...
2
votes
1answer
306 views

What could be causing the bizarre whistling sound that is coming from the pipes around the en suite and main bath?

The sound changes frequency in a regular pattern, and almost sounds electronic, like an old radio with a bad antenna. We can only hear it in these two bathrooms, and it occurs whether or not the water ...
3
votes
2answers
1k views

What causes hammering from a new diverter when other faucets are quickly turned on and off?

We're doing a minor remodel of our master bathroom, and I have replaced the 30+ year old diverter and nearby pipe with a new one from Delta. Now when any faucet in the house is turned on and off ...
2
votes
0answers
833 views

What could cause my tankless water heater to make a knocking sound?

I recently replaced my water heater with a tankless unit (Rheem). After installation I noticed that whenever I turned on the hot water; or when my central heating unit would turn on, the tankless unit ...
1
vote
0answers
561 views

What could be causing thumping in the wall when the bathroom shower, toilet, or sink are used?

I hear a thumping in the wall whenever the second floor bathroom shower, toilet, or sink are used (sound is similar to if you let the bottom of your fist fall against a sheetrock wall). It is 'almost' ...