{"product_id":"36-sq-ft-filter-grid-each-small-1","title":"Unicel 36 Sq Ft Partial Vertical DE Filter Grid, Small, 9-3\/4 in. x 18 in., PG-1903","description":"\u003cp\u003eThe Unicel PG-1903 is a partial, small vertical DE filter grid rated at 36 square feet, measuring 9-3\/4 by 18 inches.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it does\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eInside a diatomaceous earth filter, this grid holds the DE powder coating that captures and traps fine debris and bacteria as pool water passes through, keeping the water clear. It is built from mildew resistant polypropylene, which resists the microbial growth that can otherwise develop on a wet filter grid.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFit and compatibility\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis partial vertical grid fits Astral, Pac Fab, American and Hayward DE filter systems that use this grid size and pattern. Because DE filters hold a set of grids in different sizes, confirm the mix of grid sizes your filter calls for before ordering a replacement set.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBefore you order\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis listing is for the small, partial grid only, sized 9-3\/4 inches wide by 18 inches long. It carries manufacturer part number PG-1903, UPC 678285500029.\u003c\/p\u003e","brand":"Unicel Filter Cartridges","offers":[{"title":"Default Title","offer_id":48694490300628,"sku":"UNI-60-5196","price":27.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_81e3b679-5b48-41a4-a2cc-a176542c3d6f.jpg?v=1789765732","url":"https:\/\/www.activepoolsupply.com\/products\/36-sq-ft-filter-grid-each-small-1","provider":"Active Pool Supply","version":"1.0","type":"link"}