21' Round Supreme Closing Package (Small Mouth Plate) YGroup_Saltwater-LX Hayward sand filters use specially

Hayward sand filters use specially graded sand to help trap particles and debris

Signature RTL & Heritage RTL Pool Models

Can be installed on metal and resin top ledge pools

Threads onto cell with o-ring for secure stance and seal

elemental form of chlorine by electrolysis of salt added to the pool water

21' Round Supreme Closing Package (Small Mouth Plate) YGroup_Saltwater-LX Hayward sand filters use speciallyCompatible with Chlorinated pools, Saltwater pools & pools treated with the Pool Frog System. This lightweight yet sturdy above ground pool cover is made from triple laminated polyethylene and features heat sealed seams that will not allow water to pass through. The Supreme Guard Winter Cover is a reliable choice for efficient and lasting winter pool coverage. Vinyl coated steel cable and winch are included.