{"product_id":"icecap-granular-activated-carbon-gac-medium-1-4lbs","title":"IceCap Granular Activated Carbon (GAC) Medium 1.4lbs","description":"\u003ch2 data-oe-version=\"1.2\"\u003eIceCap Premium Granular Activated Carbon (GAC) — Medium 1.4lbs (IC-GAC-MED)\u003c\/h2\u003e\u003cp\u003eThe IceCap \u003cb\u003eGranular Activated Carbon 1.4lb Jar\u003c\/b\u003e (SKU: IC-GAC-MED) is an authentic, laboratory-grade chemical filtration media distributed by CoralVue to offer highly efficient water clarification across mid-sized reef displays, freshwater community aquariums, and home quarantine systems. While mechanical filtration loops trap large solid debris particles, microscopic dissolved organic waste naturally accumulates over time, turning your aquarium water an unsightly yellow tint and blocking vital light penetration from reaching demanding corals or plants. The IC-GAC-MED serves as an indispensable chemical sponge, locking away organic contaminants, foul biological odors, and dangerous chemical compounds before they can impair your ecosystem.\u003c\/p\u003e\u003cp\u003eUnlike cheap aquarium carbons made from wood, lignite, or coconut shells—which either contain high ash levels that shift water chemistry or possess microscopic pores too small to trap complex aquarium proteins—IceCap utilizes premium bituminous coal. This material is high-temperature steam-activated to develop an extensive network of macro-pores optimized specifically for aquatic environments. Its high structural hardness ensures the granules resist crumbling under active flow conditions, making it perfect for passive placement in mesh filter bags or active placement inside media reactors like the IceCap 100INT or 100EXT canister series. Packed in a convenient 1.4-pound jar, this mid-sized configuration delivers professional-grade clarity at a highly practical scale for the home hobbyist.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eMaximizes Aquarium Light Penetration:\u003c\/b\u003e Strips out yellowing organic humic acids that refract light, drastically boosting overall PAR delivery from your LED or T5 fixtures straight down to deep-water corals.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eNeutralizes Chemical Coral Warfare:\u003c\/b\u003e Actively pulls out toxic terpenes and phenols released by aggressive soft corals (allelopathy) trying to stunt the growth of neighboring hard corals.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eCompletely Safe for Reef Environments:\u003c\/b\u003e Carefully factory processed to ensure it will not leach undesirable orthophosphates or heavy ash into high-salinity marine or delicate freshwater systems.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003ci\u003e(Note: This filtration package includes 1.4 pounds of loose premium granular activated carbon inside a resealable storage jar. Fluidizing media reactors, mesh media bags, and water chemistry test kits are sold under separate product categories).\u003c\/i\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIceCap GAC Filter Media Bulk Sizing Matrix\u003c\/h3\u003e\u003ctable class=\"table table-bordered\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSizing Classification\u003c\/th\u003e\n\u003cth\u003eSKU Part Number\u003c\/th\u003e\n\u003cth\u003eNet Weight Specification\u003c\/th\u003e\n\u003cth\u003eIdeal System Sizing Profile\u003c\/th\u003e\n\u003cth\u003ePackaging Style\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eIceCap GAC — Small\u003c\/td\u003e\n\u003ctd\u003eIC-GAC-SM\u003c\/td\u003e\n\u003ctd\u003e0.70 lbs (0.32 kg)\u003c\/td\u003e\n\u003ctd\u003eNano Tanks \u0026amp; Small-Format Systems\u003c\/td\u003e\n\u003ctd\u003eAirtight Resealable Jar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eIceCap GAC — Medium\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eIC-GAC-MED\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e1.40 lbs (0.64 kg)\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eStandard Mid-Sized Aquariums\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eAirtight Resealable Jar\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIceCap GAC — Large\u003c\/td\u003e\n\u003ctd\u003eIC-GAC-LG\u003c\/td\u003e\n\u003ctd\u003e2.50 lbs (1.13 kg)\u003c\/td\u003e\n\u003ctd\u003eLarge Show Tanks \u0026amp; Multi-Tank Sumps\u003c\/td\u003e\n\u003ctd\u003eHeavy-Duty Utility Jug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIceCap GAC — Extra Large\u003c\/td\u003e\n\u003ctd\u003eIC-GAC-15BX\u003c\/td\u003e\n\u003ctd\u003e15.00 lbs (6.80 kg)\u003c\/td\u003e\n\u003ctd\u003eCommercial Fish Rooms \u0026amp; Large Setups\u003c\/td\u003e\n\u003ctd\u003eBulk Cardboard Box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"IceCap","offers":[{"title":"Default Title","offer_id":50483992068344,"sku":"IC-GAC-MED","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/6909\/5160\/files\/75b5e7b4a210b182b6d5a849e99439cc.jpg?v=1789092737","url":"https:\/\/www.blueearthaquariums.com\/products\/icecap-granular-activated-carbon-gac-medium-1-4lbs","provider":"Blue Earth Corals","version":"1.0","type":"link"}