i know that sand from the beach is rocks and seashells in little pieces...
no the salt will disolve....
Most beach sand does contain quartz.
The most common sand used in pool filters is #20 silica sand.
well 1st how big is the filter?...if it's a hayward around 200 lbs...jacuzzi...250lbs...for the norm. inground pool witha one horse pump...no more the 250lbs...good luck answer. Check the label on...