{"product_id":"kolar-labs-crystal-cal-activated-carbon-1-gallon-for-aquarium-filtration","title":"Kolar Labs Crystal Cal Activated Carbon – 1 Gallon for Aquarium Filtration","description":"\u003ch2\u003eCrystal Cal Activated Carbon by Kolar Labs\u003c\/h2\u003e\n\u003cp\u003eKeep aquarium water clear and inviting with Kolar Labs Crystal Cal Activated Carbon. Supplied in a 1 gallon (about 3 lbs \/ 1.3 kg) quantity, this bulk carbon is designed to absorb dissolved impurities that can cloud water, alter hue, or leave behind unwanted odors. The result can feel like a refreshed underwater display, where fish colors pop and the tank looks more natural and vibrant after routine maintenance.\u003c\/p\u003e\n\u003cp\u003eWhether you’re setting up a new tank or maintaining an established one, Crystal Cal is built to support consistent filtration performance. It’s designed to work quickly, so you may notice improvements in water clarity and odor control within a short timeframe when incorporated into your regular filtration routine.\u003c\/p\u003e\n\u003ch3\u003eKey benefits and what to expect\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eContains 3 lbs (1.3 kg) of activated carbon, offering bulk value for regular use.\u003c\/li\u003e\n  \u003cli\u003eLaboratory-grade granular activated carbon with an optimized pore structure for aquarium filtration.\u003c\/li\u003e\n  \u003cli\u003eDesigned for rapid action to help reduce cloudy water, colors, and odors as part of your filtration setup.\u003c\/li\u003e\n  \u003cli\u003eCompatible with a wide range of filter configurations, including media bags, cartridges, canister filters, reactors, in-tank and hanging filters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNote: These benefits describe typical outcomes observed with activated carbon in aquariums and are provided to help you plan your maintenance routine. Individual tank results can vary based on water chemistry, stocking levels, and existing filtration.\u003c\/p\u003e\n\u003ch3\u003eHow to use Crystal Cal Activated Carbon\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEasy dosing for large and small tanks: use 1 cup per 50 gallons, or 1 tablespoon per 3 gallons.\u003c\/li\u003e\n  \u003cli\u003eFor best results, perform a short rinse before adding to your filter media.\u003c\/li\u003e\n  \u003cli\u003eChange the carbon every 2–4 weeks to maintain filtration performance.\u003c\/li\u003e\n  \u003cli\u003eFor versatile setups, use in canister filters, reactors, media bags, or in-tank\/filter sleeves.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBulk and packaged options are available to fit different tank sizes and maintenance preferences. Crystal Cal is designed to integrate with standard filter media, helping you optimize flow and filtration efficiency while keeping water visually clean and clear for your aquatic inhabitants.\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 Kolar Labs Crystal Cal Activated Carbon best used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It helps clarify water, reduce colors and odors, and supports effective filtration across aquarium setups.\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 tank?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Rinse briefly, use 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":40564416544897,"sku":"B06W9NJJ1D","price":95.91,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0598\/4757\/3633\/files\/kolar-labs-crystal-cal-activated-carbon-1gal-bucket.jpg?v=1765924616","url":"https:\/\/petiva.ca\/products\/kolar-labs-crystal-cal-activated-carbon-1-gallon-for-aquarium-filtration","provider":"Petiva","version":"1.0","type":"link"}