Convenient swimming pool water clarifier is placed in the pool pump and clears cloudy pool water while the pool filter system is running. Easy and effective swimming pool clarifier chemicals.

Convenient swimming pool water clarifier is placed in the pool pump and clears cloudy pool water while the pool filter system is running. Easy and effective swimming pool clarifier chemicals.

Multi-purpose pool chemical clarifier and algaecide in one. Place this slow-dissolving pool chemical cube in the pool pump to remove phosphates and prevent pool algae. Swimming pool chemicals.

Multi-purpose pool chemical clarifier and algaecide in one. Place this slow-dissolving pool chemical cube in the pool pump to remove phosphates and prevent pool algae. Swimming pool chemicals.

Stain ID Kit from Jack's Magic helps identify the source of swimming pool stains. Make pool staining easy to diagnose and choose the correct pool chemical the first time.

Remove swimming pool stains caused by metals in pool water. Jack's Magic swimming pool chemicals aid in the removal of swimming pool stains from all pool surfaces.

Remove swimming pool stains caused by metals in pool water. Jack's Magic swimming pool chemicals aid in the removal of swimming pool stains from all pool surfaces.

Powerful swimming pool purple stuff stain chemical helps to quickly remove pool calcium stains and pool waterline stains. Pool chemical stain remover from Jack's Magic pool chemicals.

The Sapphire Stuff pool chemical combines a pool metal stain remover and pool water clarifer. Resolve swimming pool water problems with Jack's Magic swimming pool chemicals.

The Sapphire Stuff pool chemical combines a pool metal stain remover and pool water clarifer. Resolve swimming pool water problems with Jack's Magic swimming pool chemicals.