Jacks Magic Stain Solution #1 The Iron, Cobalt & Spot Etching Stuff - 1 lb Bottle | JMIRON1 Pool Liquid Covers The large-capacity cast iron body

The large-capacity cast iron body is engineered for extended maintenance intervals

Calcium Prevent white calcium build-up and protect pool surfaces and equipment with precise Calcium Hardness test results

Cleanse Weekly is a concentrated blend of naturally based enzymes and phosphate remover

When replacing this O-ring

Jacks Magic Stain Solution #1 The Iron, Cobalt & Spot Etching Stuff - 1 lb Bottle | JMIRON1 Pool Liquid Covers The large-capacity cast iron bodySize: 1 lb Bottle STAIN SOLUTION #1 is a non acidic product for removing iron, cobalt, and spot etching stains from all types of pool surfaces without draining the pool. The Iron, Cobalt & Spot Etching Stuff will normally remove these stains easily and effectively within 48 hours, with minimal rebalancing of other pool chemical products. Features and Benefits: Part of a comprehensive stain removal and prevention system Removes iron, cobalt and spot