12' Round Supreme Closing Package (Small Mouth Plate) YGroup_Boreal It is recommended to shock

It is recommended to shock the pool on a regular weekly or bi-weekly basis (shocking helps to eliminate build-ups of un-filterables such as body oils & lotions plus it also kills early outbreaks of algae)

Weight guideline: 300 lbs

it offers superior corrosion and erosion resistance

Upright Post For Round & Oval 52" High Curved Side Boreal Pool Models

heavy-stitching and black binding on the border to prevent from tearing and also includes a Cable and Winch (tightening device)

12' Round Supreme Closing Package (Small Mouth Plate) YGroup_Boreal It is recommended to shockCompatible 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.