Swimline Deluxe 21' x 41' Oval Above Ground Winter Pool Cover, 4' Overlap, Blue/Black | PCO82545 FS2005 the C-4607 is the correct

the C-4607 is the correct replacement

For Use With: Whirlwind

it delivers consistent water clarity and long service life in demanding residential filtration systems

Filter Area 137 sq

Standard Dosage Rate: (No premixing required

Swimline Deluxe 21' x 41' Oval Above Ground Winter Pool Cover, 4' Overlap, Blue/Black | PCO82545 FS2005 the C-4607 is the correctSwimline 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 patented technology 15 year pro rated warranty polyethylene material with