Swimline Super Deluxe 18' x 34' Oval Above Ground Winter Pool Cover, 4' Overlap, Silver/Black | PCO142238 C9422 Replacing both cartridges at the

Replacing both cartridges at the same time ensures consistent flow

Reemay 2040 spunbonded polyester media — a heavy-duty fabric that holds up to repeated cleaning cycles

Works with all filtration systems (including salt-water)

and Pentair/Pac Fab 72 sq

Swimline Super Deluxe 18' x 34' Oval Above Ground Winter Pool Cover, 4' Overlap, Silver/Black | PCO142238 C9422 Replacing both cartridges at the18' x 34' Oval (4' Overlap), Above Ground Pools Cover, Silver Black color. The Polarshield Pro Strength Pool Cover series is made of extra strong polyethylene sheeting woven with thick polyethylene stitching, which provides superior strength and durability. The winter cover is treated to provide maximum resistance to damaging ultraviolet rays to inhibit deterioration and increase longevity. Adding a Pro Strength winter pool cover will protect your