Stone/sand like substance in pump basket

JoyfulNoise

TFP Expert
Platinum Supporter
May 23, 2015
15,894
Tucson, AZ
New pool .... probably plaster or construction debris that got in the plumbing. It takes time for that stuff to works it’s way to the pump basket. I remember once finding a big chunk of pebbletec in my pump basket the spring after the pool was built.
 
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