Swimquip Filter Grid Element Center Port - 18 x 16-1/2 Inches operating-altitude_0-1999 FT wet areas and underwater surfaces

wet areas and underwater surfaces such as pools

This o-ring is also used on Sta-Rite side mount valves 18201 and 18202

Active Ingredient of the Harness Increaser: 100% Calcium Chloride

but it is typically 36 inches wide and approximately 15 feet in length depending on the pool configuration

This is the Pentair slide valve o-ring replacement

Swimquip Filter Grid Element Center Port - 18 x 16-1/2 Inches operating-altitude_0-1999 FT wet areas and underwater surfacesThis is a Swimquip compatible filter element grid with center port measuring 18 x 16 1 2 inches. The thickness of the grid is . 875 inches. Universal Filter Grids for Diatomaceous Earth filters feature a reinforced center core for added durability and chemical resistance, and sonic welded seams to prevent fraying. Their proprietary D. E. grid cloth outlasts all others. They have superior strength fabric and heavy nylon stiches. TIP: Place filter