Jack's Magic The Iron, Cobalt & Spot Etching Stuff - Stain Solution #1 Size:2 lb Chemical resistance — Inert to

Chemical resistance — Inert to mineral acids

and lower filter pressure for smoother

Counteracts the effects excessive mineral scale buildup in spas

accurate reading of these critical levels

UV-stable construction designed for outdoor pool environments

Jack's Magic The Iron, Cobalt & Spot Etching Stuff - Stain Solution #1 Size:2 lb Chemical resistance — Inert toJack's Magic The Iron, Cobalt & Spot Etching Stuff Stain Solution #1 provides pool owners with an effective way to remove iron, cobalt, and other spot etching stains without the hassle involved with pool drainage or manual scrubbing. Stain Solution 1's unique chemical makeup is non acidic, making it is safe for all pool types, and will not harm your pool's finish. Working within 48 hours, this solution will require only minimal pool rebalancing,