Basic 16 Inch Filter Disc - Residential pool-steps_Right 1 Foot Offset This tool includes a 7

This tool includes a 7 inch cylinder

which allows them to sync with major automation systems

Adjust pH to between 7

Please measure the C to C dimensions of your rails before ordering

Basic 16 Inch Filter Disc - Residential pool-steps_Right 1 Foot Offset This tool includes a 7This is a 16 inch filter disc made by Universal Filtration. The disc OEM style is designed for basic residential DE filters. A spacer is required (not included). Universal Filtration discs are injection molded from 100% virgin, high impact styrene. They are then covered with multi filament, polypropylene fabric the industry standard for over 30 years.