Swimline Deluxe 12' x 20' Oval Above Ground Winter Pool Cover, 4' Overlap, Blue/Black | PCO81624 Zinc Anodes this cartridge delivers exceptional dirt-holding

this cartridge delivers exceptional dirt-holding capacity and water clarity in spa and hot tub applications

Armor Shield provides an important protective layer between a vinyl swimming pool liner and its sand or soil base

Its patented pre-measured delivery system gradually releases the formula into the filtration system to allow for optimum coverage

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⚠️ IMPORTANT: CONFIRM COLOR BEFORE ORDERING

Swimline Deluxe 12' x 20' Oval Above Ground Winter Pool Cover, 4' Overlap, Blue/Black | PCO81624 Zinc Anodes this cartridge delivers exceptional dirt-holdingSize: 12' x 20' Shape: Oval Color: Blue Black Pool Type: Above Ground Swimline Deluxe Winter Cover is made of extra strong polyethylene material with double stitching that allows it to hold up in even the harshest of winters. A large 4 ft. overlap allows for installation on virtually any above ground pool. Installation is a breeze with the included cable and ratchet and the integrated metallic grommets. Features and Benefits: Complete rip proof