Fix-A-Leak is a blended concentrated material designed to seal leaks in virtually any material. It can be applied for leaks in the shell and works equally well in plumbing. Fix-A-Leak will seal holes 1/8" in diameter and will form a permanent seal. Use 1 quart per pool up to 22,000 gallons. Do not use in excess of 1 quart per 5,000 gallons of water.