Why does my Pentair pool filter sound like a coffee percolator inside the tank after I shut the filter off?
Ask the Pool Guy Changed status to publish May 12, 2025
Could be some debris caught on the sand that needs to be cleaned out, or indicating an air loc, or time for a sand change. Strange sounds should warrant some investigation into the cause to see if repairs need to be done.
Ask the Pool Guy Changed status to publish May 12, 2025