{"product_id":"pentair-72-sqft-pld-series-system-3-modular-d-e-filter","title":"Pentair 72 SqFt PLD Series System: 3 Modular D.E. Filter","description":"\u003cp data-path-to-node=\"1\"\u003e\u003cspan class=\"citation-190 citation-end-190\"\u003eThe Pentair Sta-Rite® System:3® S7MD72 is a premier 72 square foot modular diatomaceous earth (D.E.) filtration vessel expertly engineered to deliver maximum water polishing capability for large residential inground swimming pools, high-volume spas, and intricate commercial water features.\u003csup class=\"superscript\" data-turn-source-index=\"1\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-189 citation-end-189\"\u003eMerging the unparalleled particle-trapping capacity of D.E. media—which safely strains out fine dust, pollen, and microscopic algae down to an incredible 3 to 5 microns—with the physical layout of modular cartridge engineering, this hybrid powerhouse simplifies historic maintenance hassles by allowing owners to open the tank and rinse the internal element assembly completely in-place without disassembling a complex, multi-grid layout.\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-188 citation-end-188\"\u003eThe stout two-piece tank housing is injection-molded from Dura-Glas™, a proprietary high-density fiberglass-reinforced composite resin that provides absolute immunity to chemical scaling, corrosion, and severe outdoor weathering under a maximum continuous operating pressure of 50 PSI.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-187 citation-end-187\"\u003eIts highly balanced, computer-optimized internal flow profile prevents water channeling to evenly coat the internal media core, supporting a robust continuous performance range of 72 to 108 gallons per minute (GPM) and a maximum design threshold of up to 144 GPM to partner flawlessly with modern energy-saving variable speed pumps.\u003csup class=\"superscript\" data-turn-source-index=\"4\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e Routine seasonal service and winterization cleanouts are streamlined by heavy-duty, low-profile Posi-Lok™ split-tank safety clamps for fast tool-free access, a continuous high-flow internal air relief valve, and a convenient dual-drain plug network featuring a 1.5-inch NPT side discharge port. The dry product weight of the Pentair System:3 S7MD72 filter tank body is approximately \u003cb data-path-to-node=\"1\" data-index-in-node=\"1732\"\u003e101 pounds\u003c\/b\u003e (with a boxed shipping weight of roughly 117 pounds, noting that full operational configuration requires an initial media precoat charge of 11 pounds of standard D.E. filter powder), yielding pool operators a structurally superior, energy-efficient, and low-maintenance cornerstone for advanced water quality management pads.\u003c\/p\u003e","brand":"Commercial Pool and Spa Supplies","offers":[{"title":"Default Title","offer_id":53159808335983,"sku":"S7MD72","price":3332.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/3785\/3807\/files\/pentair-s7md72-72-sq-ft-pld-series-system-3-modular-de-filter-vita-pool-supply-7200150_7f09b8ca-3705-4b5b-ad1e-24f7c15ee6f7.webp?v=1779822915","url":"https:\/\/commercialpoolandspasupplies.com\/products\/pentair-72-sqft-pld-series-system-3-modular-d-e-filter","provider":"Commercial Pool and Spa Supplies ","version":"1.0","type":"link"}