Joe M;5031889; said:Did you happen to use Leslie's brand PFS? I bought that for my 125 and it required little to no rinsing. I was so happy.
I do think the stuff that the OP bought would need to be washed for sure.
The first time I bought play sand i was like dang this stuff is dirty. Took me almost a good hour to wash 50lbs. I was expecting the same from pool filter from Leslie's and boy was I surprised.