Swimquip Filter Grid Element Center Port - 18 x 13-3/4 Inches slide-curve_Left This is a PVC Schedule

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Directions for Adding DuraChlor Alkalinity Increaser to Your Swimming Pool:

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Swimquip Filter Grid Element Center Port - 18 x 13-3/4 Inches slide-curve_Left This is a PVC ScheduleThis is a Swimquip compatible filter element grid with center port measuring 18 x 13 3 4 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