GLI 16' x 36' Rectangle Mesh Safety Cover w/ 4' x 8' CES, Blue | 20-1636RE-CES48-SAP-BLU Cartridge Filters Safely removes metal stains from

Safely removes metal stains from pool liners and finishes

Pump type: In-ground pool filtration pump (not a booster

Tamper-proof design prevents entry without an installation rod

Sand filter- backwash for at least 3 minutes and then rinse for 2 minutes

sanitizers lose their efficiency

GLI 16' x 36' Rectangle Mesh Safety Cover w/ 4' x 8' CES, Blue | 20-1636RE-CES48-SAP-BLU Cartridge Filters Safely removes metal stains from16' x 36' Rectangle Mesh Safety Cover with 4' x 8' Center Entry Steps section, Blue Color. Our Secur A Pool Safety Cover is renowned in the industry for its strength, durability and ease of installation. In addition, it is a maintenance free cover that provides pool owner complete peace of mind during the off season that their pool investment is not only protected against the elements, but also, will not pose a danger to unexpected visitors. Features