Pleatco Universal DE Filter Grid Set for 36 sf Filters — American, Hayward, Pac-Fab | PFS1836 Stabilizers & Conditioners Natural Chemistry Filter Perfect -

Natural Chemistry Filter Perfect - 1 L / 32 oz Bottle

replacement filter cartridge engineered to exact OEM dimensions for a precision fit

The Hayward Valve Seat Gasket (SPX0715D) is the OEM replacement sealing gasket for Hayward VariFlo side-mount

Stain and Scale Control protects spas from the damaging effects of scale buildup and staining due to excessive calcium

Initial Start-Up

Pleatco Universal DE Filter Grid Set for 36 sf Filters — American, Hayward, Pac-Fab | PFS1836 Stabilizers & Conditioners Natural Chemistry Filter Perfect -The Pleatco PFS1836 is a complete DE filter grid set engineered for 18" 11" pool DE filter systems delivering everything needed for a full filter re grid service in a single purchase. Designed for broad OEM compatibility across American, Astral, Hayward, Pac Fab, Pentair, and Waterway filter platforms, this 8 piece set pairs precision dimensioned full grids with the required partial grid to restore your filter to peak filtration performance. Built