ProGrid/MicroClear DE3620 Filter Grid Element 36 Square Feet - 18 Inches Partial Grid Spectrum Starting Block Color/Setback Distance washers and nuts (items 1-8

washers and nuts (items 1-8 on schematic)

On bare surfaces that are unusually porous

The front ladder has 19 inch non-slip steps and the chair includes a rescue tube and umbrella holder

ozone check valve

ProGrid/MicroClear DE3620 Filter Grid Element 36 Square Feet - 18 Inches Partial Grid Spectrum Starting Block Color/Setback Distance washers and nuts (items 1-8This is a Hayward Replacement Short Filter Grid Element for Pro Grid Vertical Grid DE Series DE3620 Filters. This filter grid also fits the MicroClear 36 square foot 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.