{"product_id":"filter-media-afm-dr-drydens-afm-grade-1-55lbs","title":"FILTER MEDIA, AFM, DR DRYDEN'S AFM GRADE 1 55lbs","description":"\u003cp dir=\"ltr\" data-path-to-node=\"0\" class=\"first-token\"\u003e\u003cspan class=\"\"\u003eThe \u003c\/span\u003e\u003cb data-path-to-node=\"0\" data-index-in-node=\"4\"\u003eDr. Dryden's AFM (Activated Filter Media) Grade 1 (55 lb \/ 25 kg Bag)\u003c\/b\u003e\u003cspan\u003e is an ultra-high-performance,\u003c\/span\u003e\u003cspan\u003e bio-resistant,\u003c\/span\u003e\u003cspan\u003e self-sterilizing granular filter media engineered to serve as the primary top polishing layer in commercial and residential pressurized glass\/sand filters.\u003c\/span\u003e\u003cspan\u003e Manufactured exclusively from selected,\u003c\/span\u003e\u003cspan\u003e upcycled green and brown container glass by Dryden Aqua,\u003c\/span\u003e\u003cspan\u003e AFM undergoes a patented three-stage activation process that permanently alters the surface chemistry.\u003c\/span\u003e\u003cspan\u003e This process yields a massive surface area with a strong negative catalytic charge and free radical generation potential,\u003c\/span\u003e\u003cspan\u003e preventing bacterial biofilm colonization,\u003c\/span\u003e\u003cspan\u003e eliminating biological clumping and channeling,\u003c\/span\u003e\u003cspan\u003e and substantially reducing combined chlorine,\u003c\/span\u003e\u003cspan\u003e trichloramines,\u003c\/span\u003e\u003cspan\u003e and disinfection by-products (DBPs).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"1\"\u003e\u003cspan\u003eGrade 1 is the finest media grade,\u003c\/span\u003e\u003cspan\u003e designed to replace standard #20 silica sand as the working filtration surface.\u003c\/span\u003e\u003cspan\u003e It achieves mechanical filtration down to \u003c\/span\u003e\u003cb data-path-to-node=\"1\" data-index-in-node=\"157\"\u003e4 to 5 microns at 95% efficiency\u003c\/b\u003e\u003cspan\u003e without flocculation (and sub-micron performance when paired with APF\/coagulants),\u003c\/span\u003e\u003cspan\u003e while requiring up to 50% less backwash water due to its non-porous,\u003c\/span\u003e\u003cspan\u003e smooth grain morphology.\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable data-path-to-node=\"2\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,1,0,0\"\u003e\u003cb data-path-to-node=\"2,1,0,0\" data-index-in-node=\"0\"\u003eTrade Name \/ Classification\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,1,1,0\"\u003eDr. Dryden’s AFM® (Activated Filter Media) – Grade 1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,2,0,0\"\u003e\u003cb data-path-to-node=\"2,2,0,0\" data-index-in-node=\"0\"\u003eNominal Packaging Weight\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,2,1,0\"\u003e55.0 lbs (25.0 kg) per bag\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,3,0,0\"\u003e\u003cb data-path-to-node=\"2,3,0,0\" data-index-in-node=\"0\"\u003eMaterial Base\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,3,1,0\"\u003e100% Upcycled Green and Brown Container Glass\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,4,0,0\"\u003e\u003cb data-path-to-node=\"2,4,0,0\" data-index-in-node=\"0\"\u003eActivation Process\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,4,1,0\"\u003eChemically and thermally activated; permanently negative surface catalytic charge\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,5,0,0\"\u003e\u003cb data-path-to-node=\"2,5,0,0\" data-index-in-node=\"0\"\u003eGrain Grade \/ Sizing\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,5,1,0\"\u003eGrade 1: 0.4 mm to 0.8 mm (400 to 800 microns)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,6,0,0\"\u003e\u003cb data-path-to-node=\"2,6,0,0\" data-index-in-node=\"0\"\u003eFiltration Efficiency\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,6,1,0\"\u003e4 to 5 microns (nominal without flocculants); \u003cspan class=\"math-inline\" data-math=\"\u0026lt; 1.0\" data-index-in-node=\"46\"\u003e$\u0026lt; 1.0$\u003c\/span\u003e micron with APF coagulant\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,7,0,0\"\u003e\u003cb data-path-to-node=\"2,7,0,0\" data-index-in-node=\"0\"\u003eParticle Shape\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,7,1,0\"\u003eSub-angular, non-porous, calibrated grains with smoothed safety edges (no sharp splinters)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,8,0,0\"\u003e\u003cb data-path-to-node=\"2,8,0,0\" data-index-in-node=\"0\"\u003eBulk Loose Density\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,8,1,0\"\u003eApprox. 78 lbs\/cu. ft. (1,250 kg\/m³) – \u003ci data-path-to-node=\"2,8,1,0\" data-index-in-node=\"39\"\u003e~15% lighter than standard #20 silica sand\u003c\/i\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,9,0,0\"\u003e\u003cb data-path-to-node=\"2,9,0,0\" data-index-in-node=\"0\"\u003eSpecific Gravity\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,9,1,0\"\u003e2.50\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,10,0,0\"\u003e\u003cb data-path-to-node=\"2,10,0,0\" data-index-in-node=\"0\"\u003eCertifications\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,10,1,0\"\u003eNSF\/ANSI 50 (Aquatic Facilities), NSF\/ANSI 61 (Drinking Water), ISO 9001:2015\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,11,0,0\"\u003e\u003cb data-path-to-node=\"2,11,0,0\" data-index-in-node=\"0\"\u003eChemical Resistance\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,11,1,0\"\u003eImmune to biological degradation, chlorine\/bromine oxidation, and ozone\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,12,0,0\"\u003e\u003cb data-path-to-node=\"2,12,0,0\" data-index-in-node=\"0\"\u003eTypical Bed Layering\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,12,1,0\"\u003eTop polishing bed (typically 70% of total bed volume in 3-grade systems, or 50% in standard 2-grade systems)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,13,0,0\"\u003e\u003cb data-path-to-node=\"2,13,0,0\" data-index-in-node=\"0\"\u003ePackaging Material\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,13,1,0\"\u003eHeavy-duty, UV-stabilized heavy-gauge plastic bag with moisture-sealed seams\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"3\"\u003e\u003cspan class=\"\"\u003eBecause AFM has a lower bulk density than conventional silica sand (approx.\u003c\/span\u003e\u003cspan\u003e 78 lbs\/cu.\u003c\/span\u003e\u003cspan\u003e ft.\u003c\/span\u003e\u003cspan\u003e vs.\u003c\/span\u003e\u003cspan\u003e 100 lbs\/cu.\u003c\/span\u003e\u003cspan\u003e ft.\u003c\/span\u003e\u003cspan\u003e),\u003c\/span\u003e\u003cspan\u003e approximately \u003c\/span\u003e\u003cb data-path-to-node=\"3\" data-index-in-node=\"127\"\u003e15% less media by weight\u003c\/b\u003e\u003cspan\u003e is needed to fill the equivalent volume in a filter vessel (e.\u003c\/span\u003e\u003cspan\u003eg.,\u003c\/span\u003e\u003cspan\u003e a filter requiring 100 lbs of sand requires only 85 lbs of AFM).\u003c\/span\u003e\u003cspan\u003e The \u003c\/span\u003e\u003cb data-path-to-node=\"3\" data-index-in-node=\"287\"\u003eshipping weight\u003c\/b\u003e\u003cspan\u003e of a single bag is \u003c\/span\u003e\u003cb data-path-to-node=\"3\" data-index-in-node=\"322\"\u003e55.0 to 55.5 lbs (25.0 to 25.2 kg)\u003c\/b\u003e\u003cspan\u003e gross.\u003c\/span\u003e\u003cspan\u003e For bulk commercial logistics,\u003c\/span\u003e\u003cspan\u003e bags are configured at \u003c\/span\u003e\u003cb data-path-to-node=\"3\" data-index-in-node=\"418\"\u003e40 bags per pallet (2,200 lbs \/ 1,000 kg net)\u003c\/b\u003e\u003cspan\u003e,\u003c\/span\u003e\u003cspan\u003e stretch-wrapped with corner boards and weather-resistant protective top sheeting.\u003c\/span\u003e\u003c\/p\u003e","brand":"Commercial Pool and Spa Supplies","offers":[{"title":"Default Title","offer_id":68275134201967,"sku":"DDAFM-3","price":192.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/3785\/3807\/files\/images_2_7a886484-912f-44db-b442-250e5f0a5cd6.jpg?v=1794241331","url":"https:\/\/commercialpoolandspasupplies.com\/products\/filter-media-afm-dr-drydens-afm-grade-1-55lbs","provider":"Commercial Pool and Spa Supplies ","version":"1.0","type":"link"}