21'x43' Oval Super Heavy XXtreme Closing Package (WideMouth Plate) YGroup_Signature-RTL Bottom/Top Track for 18' Round

Bottom/Top Track for 18' Round Hampton Pools & Bottom Track For 18' Round Boreal/Pacific Pool Models

This Top Cap Cover Plate fits all Saltwater 8000 pool models

The Aquapro Locking Ring is a factory original replacement part for all Aquapro above ground pool cartridge and diatomaceous earth filters

Unique Design

21'x43' Oval Super Heavy XXtreme Closing Package (WideMouth Plate) YGroup_Signature-RTL Bottom/Top Track for 18' RoundCompatible with Chlorinated pools, Saltwater pools & pools treated with the Pool Frog System. The Super Heavy XXtreme Winter Cover is designed to stand up to winter after winter of ice and snow!