vibrating sound

Hello all! Recently bought a house that was built in the 80’s and is on a well. When water is used in the house the pipe coming in from the well vibrates and makes a loud noise droning noise - unfortunately it runs through a cupboard under the stairs and reverberates throughout the house...

Navien is about 8-9 years old and never had any problems until the last year . When we use the hot water the pex will vibrate like crazy for 5-20 seconds. Cold water is fine. Sounds as if the flows restricted on the incoming line? I will double check the main shit off is all the way open...

Hello, We purchased a 1966 built condo recently and got a Culligan softener and RO system installed due to the extremely hard water in Morristown NJ. After the installation we had an issue where a toilet flush or running dishwasher or running washing machine caused loud vibrations in the...

Recently there is strange vibrating sound from the basement when I use washing machine, or (some) toilets, or showers. I recorded the sound and created a Youtube link (hopefully you could play it!). It seems the sound is from segment where the city water line to the main shutoff valve and PRV...