{"product_id":"kolar-labs-crystal-cal-activated-carbon-large-jar-for-aquarium-water-clarity","title":"Kolar Labs Crystal Cal Activated Carbon – Large Jar for Aquarium Water Clarity","description":"\u003ch2\u003eCrystal Cal Activated Carbon for Aquariums\u003c\/h2\u003e\n\u003cp\u003eKolar Labs Crystal Cal Activated Carbon comes in a large 0.7 lb (320 g) jar, designed specifically for aquariums and fish tanks. It is produced to high standards using a laboratory-grade granular activated carbon sourced to Food Chemicals Codex standards. This means you have a reliable option for keeping water looking clear and fresh, while avoiding colored hues and lingering smells that can detract from a tank’s ambiance. With bulk and packaged formats available, it’s suited for both hobbyists stocking up and professionals managing multiple setups.\u003c\/p\u003e\n\u003cp\u003eWhat sets Crystal Cal apart is its optimized pore structure built for aquarium use. The carbon’s large granules promote steady flow through filter media bags, cartridges, and canisters, helping filtration work efficiently in reactors, in-tank filters, and hanging filters. This design supports flexible integration into common filtration configurations without requiring major changes to your routine. In practice, many aquarists find the water appears noticeably clearer after a short period, which can be especially rewarding when preparing a new tank or refreshing a mature one.\u003c\/p\u003e\n\n\u003ch3\u003eKey benefits you may notice\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eQuicker perceived water clarity and color removal for a brighter tank appearance.\u003c\/li\u003e\n  \u003cli\u003eVersatile compatibility with filter types including reactors, canisters, in-tank, and hanging filters.\u003c\/li\u003e\n  \u003cli\u003eLaboratory-grade activated carbon with an optimized pore structure designed for aquarium filtration.\u003c\/li\u003e\n  \u003cli\u003eBulk and packaged options to support easy stocking and ongoing maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow to use\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eRinse briefly before first use to remove loose dust.\u003c\/li\u003e\n  \u003cli\u003eUse 1 cup per 50 gallons or 1 tablespoon per 3 gallons for a typical refresh.\u003c\/li\u003e\n  \u003cli\u003eReplace every 2–4 weeks to maintain filtration effectiveness and water quality.\u003c\/li\u003e\n  \u003cli\u003ePlace the carbon in filter media bags, cartridges, canisters, reactors, or in-tank filters for best results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eEach jar is designed for reliability in routine maintenance, with attention to purity and performance. While results can vary by tank, size, and bioload, Crystal Cal Activated Carbon offers a practical option for contributing to a cleaner, more stable aquarium environment without promising guaranteed outcomes. Consider it a possible step toward clearer water, reduced color shifts, and odor control as part of your overall filtration strategy.\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 is the size of the Kolar Labs Crystal Cal Activated Carbon jar?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The jar contains 0.7 lbs (320 g) of activated carbon.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should I use Crystal Cal Activated Carbon in my aquarium?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Rinse briefly, add 1 cup per 50 gallons or 1 tablespoon per 3 gallons, 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":40615271694465,"sku":"B06W2PJ1ZJ","price":48.74,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0598\/4757\/3633\/files\/kolar-labs-crystal-cal-activated-carbon-large-jar-pour.jpg?v=1770713246","url":"https:\/\/petiva.ca\/products\/kolar-labs-crystal-cal-activated-carbon-large-jar-for-aquarium-water-clarity","provider":"Petiva","version":"1.0","type":"link"}