Swimline Deluxe 18' x 40' Rectangle In Ground Winter Pool Cover, 5' Overlap, Blue/Black | CO82345R Primers sequestrant

sequestrant

uniform pleats of 3 oz

your spa uses an older configuration that requires this insert to remain in place

gunite or other liner due to possible damage of direct chemical as it may cause pool surface damage

Swimline Deluxe 18' x 40' Rectangle In Ground Winter Pool Cover, 5' Overlap, Blue/Black | CO82345R Primers sequestrantSize: 18' x 40' Shape: Rectangle Color: Blue Black Pool Type: In 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 5 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