{"product_id":"maytronics-fine-activate-glass-media-25-a999008","title":"Maytronics Dr. Dryden's ACTIVATE Grade 1 Fine Glass Pool Filter Media, 25 lb | A999008","description":"\u003ch2\u003eMaytronics Dr. Dryden's ACTIVATE Grade 1 Fine Glass Pool Filter Media, 25 lb | A999008\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eMaytronics A999008 Dr. Dryden's ACTIVATE Grade 1 Fine Glass Filter Media\u003c\/strong\u003e is an advanced swimming pool filtration material designed to replace traditional silica sand in compatible sand filtration systems. Each 25 lb bag contains specially processed and activated recycled glass engineered to improve water clarity, capture fine particles, and promote efficient filtration.\u003c\/p\u003e\n\n\u003cp\u003eDeveloped using Dr. Dryden's ACTIVATE technology, this premium filtration media features an activated glass surface designed to attract and retain suspended contaminants while resisting biological fouling. It provides a high-performance alternative to conventional pool filter sand for residential and commercial swimming pool applications.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade 1 Fine Glass Media:\u003c\/strong\u003e Designed for fine-particle filtration in compatible swimming pool sand filters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25 lb Bag:\u003c\/strong\u003e Convenient packaging for pool filter installation and media replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Filtration:\u003c\/strong\u003e Manufacturer reports filtration performance down to approximately 4–5 microns under suitable operating conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActivated Glass Surface:\u003c\/strong\u003e Specially processed glass provides an increased surface area for capturing contaminants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNegatively Charged Media:\u003c\/strong\u003e Designed to attract and retain certain suspended contaminants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResists Biological Fouling:\u003c\/strong\u003e Activated surface helps inhibit the buildup of bacteria and algae on the filter media.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternative to Silica Sand:\u003c\/strong\u003e Designed to replace conventional sand, zeolite, and other compatible granular filtration materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Service Life:\u003c\/strong\u003e Durable glass construction is designed for extended use when properly installed and maintained.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade from Recycled Glass:\u003c\/strong\u003e Provides a sustainable alternative to traditional mined filtration media.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with Sand Filters:\u003c\/strong\u003e Suitable for many residential and commercial sand filtration systems when manufacturer requirements are met.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Maytronics \/ Dr. Dryden's ACTIVATE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e A999008\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDistributor Part Number:\u003c\/strong\u003e MAY-06-9008\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Activated Glass Swimming Pool Filter Media\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia Grade:\u003c\/strong\u003e Grade 1 – Fine\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Processed Recycled Glass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNet Weight:\u003c\/strong\u003e 25 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiltration Performance:\u003c\/strong\u003e Approximately 4–5 Microns Under Suitable Conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Swimming Pool Sand Filters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Filter Types:\u003c\/strong\u003e Approved Top-Mount and Side-Mount Sand Filters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 718117198359\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity:\u003c\/strong\u003e 1 Bag\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow ACTIVATE Glass Filter Media Works\u003c\/h3\u003e\n\n\u003cp\u003eDr. Dryden's ACTIVATE is manufactured from recycled glass that undergoes a specialized activation process. This treatment modifies the glass surface to enhance its filtration characteristics.\u003c\/p\u003e\n\n\u003cp\u003eCompared with conventional silica sand, the activated media is designed to provide increased surface area and improved contaminant capture. Its surface properties also help resist the accumulation of biological material that can contribute to filter fouling.\u003c\/p\u003e\n\n\u003cp\u003eAs pool water passes through the filtration bed, suspended particles are trapped within the media while filtered water returns to the swimming pool.\u003c\/p\u003e\n\n\u003ch3\u003eBenefits of ACTIVATE Glass Media\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHelps improve swimming pool water clarity.\u003c\/li\u003e\n\u003cli\u003eProvides fine-particle filtration beyond conventional sand under suitable conditions.\u003c\/li\u003e\n\u003cli\u003eHelps reduce organic contamination inside the filter.\u003c\/li\u003e\n\u003cli\u003eResists biological fouling of the filtration media.\u003c\/li\u003e\n\u003cli\u003eSupports efficient filter backwashing.\u003c\/li\u003e\n\u003cli\u003eMay reduce backwash water consumption compared with traditional sand.\u003c\/li\u003e\n\u003cli\u003eProvides durable filtration media for long-term use.\u003c\/li\u003e\n\u003cli\u003eUses recycled glass rather than mined silica sand.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGrade 1 Fine vs. Grade 2 Coarse\u003c\/h3\u003e\n\n\u003cp\u003eDr. Dryden's ACTIVATE is available in different grades for specific filtration applications.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade 1 Fine:\u003c\/strong\u003e Used as the primary filtration layer to capture fine suspended particles and improve water clarity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade 2 Coarse:\u003c\/strong\u003e Used as a supporting filtration layer in installations requiring a graded media bed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Some sand filters require both Fine and Coarse ACTIVATE media. The correct quantities depend on the filter model, original sand capacity, internal dimensions, and manufacturer's recommended installation procedure.\u003c\/p\u003e\n\n\u003ch3\u003eReplacing Sand with ACTIVATE Glass Filter Media\u003c\/h3\u003e\n\n\u003cp\u003eACTIVATE is designed to replace traditional swimming pool filter sand. However, the required quantity of glass media may differ from the original sand weight.\u003c\/p\u003e\n\n\u003cp\u003eWhen converting an existing sand filter, follow the ACTIVATE media conversion chart and the filter manufacturer's instructions. Do not assume that 25 lb of ACTIVATE replaces 25 lb of silica sand on a one-to-one basis.\u003c\/p\u003e\n\n\u003cp\u003eThe proper media quantity and grade distribution are important for maintaining water circulation, backwashing performance, and filtration efficiency.\u003c\/p\u003e\n\n\u003ch3\u003eCompatible Swimming Pool Filters\u003c\/h3\u003e\n\n\u003cp\u003eACTIVATE Grade 1 Fine media may be used in compatible sand filtration systems, including selected models from:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003ePentair Triton II Sand Filters\u003c\/li\u003e\n\u003cli\u003ePentair Tagelus Sand Filters\u003c\/li\u003e\n\u003cli\u003ePentair Sand Dollar Sand Filters\u003c\/li\u003e\n\u003cli\u003eHayward Pro Series Sand Filters\u003c\/li\u003e\n\u003cli\u003eHayward S200 Series Sand Filters\u003c\/li\u003e\n\u003cli\u003eWaterway Sand Filtration Systems\u003c\/li\u003e\n\u003cli\u003eOther Manufacturer-Approved Swimming Pool Sand Filters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility Notice:\u003c\/strong\u003e Confirm that the filter manufacturer permits glass media and verify the required media grade, quantity, and minimum particle size before installation.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Instructions\u003c\/h3\u003e\n\n\u003col\u003e\n\u003cli\u003eTurn off the swimming pool pump and disconnect electrical power.\u003c\/li\u003e\n\u003cli\u003eCompletely relieve pressure from the filter tank.\u003c\/li\u003e\n\u003cli\u003eRemove the existing filter media according to the filter manufacturer's instructions.\u003c\/li\u003e\n\u003cli\u003eInspect the filter laterals, standpipe, collector assembly, and internal components for damage.\u003c\/li\u003e\n\u003cli\u003eVerify the correct quantity of ACTIVATE Grade 1 Fine and any required Grade 2 Coarse media.\u003c\/li\u003e\n\u003cli\u003eProtect the standpipe opening to prevent media from entering the plumbing.\u003c\/li\u003e\n\u003cli\u003eAdd water to the filter tank as recommended by the filter manufacturer to help protect the internal components during filling.\u003c\/li\u003e\n\u003cli\u003eInstall the ACTIVATE media according to the recommended grade distribution and fill quantity.\u003c\/li\u003e\n\u003cli\u003eReassemble the filter and verify that all seals and connections are properly installed.\u003c\/li\u003e\n\u003cli\u003eBackwash the filter three times according to ACTIVATE's startup recommendations.\u003c\/li\u003e\n\u003cli\u003eComplete the required rinse cycle before returning the filtration system to normal operation.\u003c\/li\u003e\n\u003cli\u003eRecord the clean operating filter pressure for future maintenance reference.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eACTIVATE Filter Media Maintenance\u003c\/h3\u003e\n\n\u003cp\u003eACTIVATE is designed for long-term service in properly maintained filtration systems. Routine backwashing removes accumulated debris and contaminants from the media bed.\u003c\/p\u003e\n\n\u003cp\u003eFollow the filter manufacturer's recommendations for backwash frequency, water flow, pressure limits, and maintenance procedures.\u003c\/p\u003e\n\n\u003cp\u003eRegularly test pool water chemistry and maintain adequate sanitizer levels. ACTIVATE enhances physical filtration but does not replace chlorine or another approved pool sanitizer.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Pool Sand Filters and Replacement Parts\u003c\/h3\u003e\n\n\u003cp\u003eAqua Pool Supply carries compatible sand filtration equipment and replacement components for pool filter maintenance.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/aquapoolsupply.com\/collections\/pentair-sand-filters\" title=\"Pentair Swimming Pool Sand Filters\"\u003e\n\u003cstrong\u003ePentair Sand Filters\u003c\/strong\u003e\n\u003c\/a\u003e\n– Browse Pentair Triton II, Tagelus, and Sand Dollar swimming pool sand filtration systems.\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/aquapoolsupply.com\/products\/pentairtritoniitr60314sqftfiltersidemountec140264penec140264\" title=\"Pentair Triton II TR60 Sand Filter\"\u003e\n\u003cstrong\u003ePentair Triton II TR60 Sand Filter | EC-140264\u003c\/strong\u003e\n\u003c\/a\u003e\n– Side-mount sand filtration system suitable for approved granular filtration media. Verify the required media quantities before installation.\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/aquapoolsupply.com\/products\/haywardproseriessandfilterlateralassemblywcenterpipesx210dahppsx210da\" title=\"Hayward SX210DA Sand Filter Lateral Assembly\"\u003e\n\u003cstrong\u003eHayward SX210DA – Pro Series Sand Filter Lateral Assembly\u003c\/strong\u003e\n\u003c\/a\u003e\n– Replacement lateral and center pipe assembly for compatible Hayward Pro Series sand filters.\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/aquapoolsupply.com\/products\/pentairlateralassembly25filter249010003pen249010003\" title=\"Pentair 24901-0003 Sand Filter Lateral Assembly\"\u003e\n\u003cstrong\u003ePentair 24901-0003 – Sand Filter Lateral Assembly\u003c\/strong\u003e\n\u003c\/a\u003e\n– Replacement internal lateral assembly for compatible Pentair sand filters.\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Pool Filter Media and Supplies\u003c\/h3\u003e\n\n\u003cp\u003eExplore additional \u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=glass+filter+media\" title=\"Swimming Pool Glass Filter Media\"\u003eglass pool filter media\u003c\/a\u003e, \u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=filter+sand\" title=\"Swimming Pool Filter Sand\"\u003epool filter sand\u003c\/a\u003e, and \u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=sand+filter+parts\" title=\"Pool Sand Filter Replacement Parts\"\u003esand filter replacement parts\u003c\/a\u003e at Aqua Pool Supply.\u003c\/p\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eIncludes:\u003c\/strong\u003e One (1) Maytronics Dr. Dryden's ACTIVATE Grade 1 Fine Glass Pool Filter Media, 25 lb Bag.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e This product contains Grade 1 Fine glass filtration media only. Grade 2 Coarse media, complete sand filters, valves, laterals, and additional filtration components are sold separately.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation Note:\u003c\/strong\u003e ACTIVATE requires correct media sizing and fill quantities for the specific filter. Always consult the manufacturer's conversion chart before replacing conventional sand.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWater Treatment Notice:\u003c\/strong\u003e ACTIVATE is a filtration medium and is not a standalone swimming pool sanitizer. Continue maintaining proper disinfectant residuals, water balance, and routine pool maintenance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eShipping Note:\u003c\/strong\u003e This product is sold as one 25 lb bag. Multiple bags may be required for a complete sand filter media replacement.\u003c\/p\u003e","brand":"Maytronics","offers":[{"title":"Default Title","offer_id":52083742081340,"sku":"A999008","price":38.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/3280\/9276\/files\/maytronics-dr-drydens-activate-grade-1-fine-glass-pool-filter-media-25-lb-a999008-sand-filter-media-9110154.png?v=1793051588","url":"https:\/\/aquapoolsupply.com\/products\/maytronics-fine-activate-glass-media-25-a999008","provider":"Aqua Pool Supply","version":"1.0","type":"link"}