{"product_id":"kolar-labs-crystal-cal-activated-carbon-5-gallon-for-aquarium-filtration","title":"Kolar Labs Crystal Cal Activated Carbon – 5 Gallon for Aquarium Filtration","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eKolar Labs Crystal Cal Activated Carbon is a bulk 5 gallon supply designed for serious aquarium filtration. It contains 15 lbs (6.8 kg) of laboratory-grade granular activated carbon, optimized to help clear water, reduce odors, and keep tank aesthetics appealing. While results can vary with tank setup, users often notice practical improvements in water appearance and scent after setup and routine maintenance.\u003c\/p\u003e\u003cp\u003eProduced to Food Chemicals Codex (FCC) standards, this activated carbon is available in bulk and packaged forms. Its design emphasizes rapid adsorption of dissolved colors, odors, and impurities, helping to support a cleaner-feeling aquatic environment without altering fish or plant health when used as directed.\u003c\/p\u003e\n\u003ch3\u003eWhy it stands out\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOptimized pore structure supports effective filtration across a wide range of aquarium sizes.\u003c\/li\u003e\n\u003cli\u003eLarge granules promote good flow through filter media bags, cartridges, canister filters, reactors, and in-tank systems.\u003c\/li\u003e\n\u003cli\u003eLaboratory-grade quality combined with practical, bulk packaging for ongoing maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to use\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUse 1 cup per 50 gallons (about 8 ounces) or 1 tablespoon per 3 gallons for daily to routine filtration.\u003c\/li\u003e\n\u003cli\u003eChange every 2–4 weeks to maintain filtration efficiency and water clarity.\u003c\/li\u003e\n\u003cli\u003eShort rinse before first use to remove loose dust and prepare the carbon for filtration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIn real-world setups, you may notice clearer water, reduced discoloration, and a fresher-feeling aquarium environment. Outcomes depend on factors such as current water chemistry, stocking levels, and the filtration system in use. This product is designed to be part of a balanced filtration plan, alongside mechanical and biological media.\u003c\/p\u003e\n\u003ch3\u003eWhat you get\u003c\/h3\u003e\n\u003cp\u003eThe 5 gallon container provides a substantial supply for regular maintenance, helping keep filtration routines consistent without frequent restocking. The bulk format is ideal for hobbyists managing larger tanks or multiple tanks in a home or small facility.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What makes Kolar Labs Crystal Cal Activated Carbon suitable for aquariums?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Laboratory-grade activated carbon with a pore-structure optimized for aquarium use, designed to help clarify water and reduce odors when used as directed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should I use the 5 gallon Crystal Cal Activated Carbon?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Add 1 cup per 50 gallons or 1 tablespoon per 3 gallons; rinse briefly before use and replace every 2–4 weeks.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Kolar Labs","offers":[{"title":"Default Title","offer_id":57197861732729,"sku":"B06WD8RQ5F","price":166.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/8934\/1049\/files\/kolar-labs-crystal-cal-activated-carbon-5gal-product-shot.jpg?v=1777739692","url":"https:\/\/petlyvox.com\/products\/kolar-labs-crystal-cal-activated-carbon-5-gallon-for-aquarium-filtration","provider":"petlyvox","version":"1.0","type":"link"}