ProGrid DE7220 Filter Grid Element 72 Square Feet - 36 Inches Full D.E. Grid monitors_pH a filter area of 21

a filter area of 21

Empty them frequently while vacuuming

This white ring buoy is 24 inches in diameter

is printed on heavy-duty aluminum material and is designed to inform patrons that the restroom is closed for cleaning

this lift can be installed on new or existing concrete decks

ProGrid DE7220 Filter Grid Element 72 Square Feet - 36 Inches Full D.E. Grid monitors_pH a filter area of 21This is a Hayward Replacement Full Filter Grid Element for ProGrid Vertical Grid DE Series DE7220 Filters. These grids are injection molded from 100% virgin, high impact styrene then covered with multi filament polypropylene fabric. Each grid has been engineered with subtle design improvements specifically for this model and manufacturer.