I have always poured my in at the return jets and never had a problem
I have always poured my in at the return jets and never had a problem
Boyd
27' Round AG, 17,204 gallons, sand filter
&
Proud Father of an Army Soldier
Perimeter at the bottom sounds more like you dumped powdered shock into the pool that was not fully disolved and the granulars sat at the bottom along the edges.