Generic Full Filter Grid Element for Nautilus/FNS and MicroClear Filters - 36 Square Feet filter-length_25 3/8 inches It is open at the

It is open at the bottom and fills with water and submerges to simulate an unconscious victim

After you place your order

digital (S3L) or 4 to 20 mA

The advanced PureWhite VU lights create the ideal pool and spa environment

your sanitizer

Generic Full Filter Grid Element for Nautilus/FNS and MicroClear Filters - 36 Square Feet filter-length_25 3/8 inches It is open at theThis is a Generic Full Filter Grid Element for 36 square foot Nautilus FNS and Pro Grid MicroClear D. E. filter grid elements. This is a full grid assembly measuring 18 inches. Our generic OEM 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.