27' Round Ultimate Closing Package (Small Mouth Plate) criteo-exclude Listed as part "F" in

Listed as part "F" in owner's manual parts breakdown

requiring less than half the amount required of DE (by weight) to deliver swimming pool water of the highest quality

Water is circulated upward into the Anti-Bac Mineral Pac and chlorine Torpedo Pac simultaneously

Resin mounting brackets slide over Step-1X handrail post and get attached to deck around pool

27' Round Ultimate Closing Package (Small Mouth Plate) criteo-exclude Listed as part "F" inCompatible with Chlorinated pools, Saltwater pools & pools treated with the Pool Frog System. The Ultimate Winter Cover is designed to stand up to winter after winter of ice and snow!