{"product_id":"kolar-labs-crystal-cal-activated-carbon-1-gal-aquarium-water-clarity-odor-control","title":"Kolar Labs Crystal Cal Activated Carbon 1 Gal | Aquarium Water Clarity \u0026 Odor Control","description":"\u003cp\u003eKolar Labs Crystal Cal Activated Carbon is a bulk filtration solution designed for aquariums, packaged in a 1 gallon container that holds 3 lbs (1.3 kg) of premium granular activated carbon. This carbon is chosen for a pore structure optimized for aquarium use, delivering practical filtration performance in a range of setups. In real tanks, many hobbyists notice clearer water and more stable color after treatment, particularly following routine maintenance or busy feeding periods. The product is produced with quality standards that align with recognized guidelines, underscoring a commitment to reliable filtration media for freshwater and saltwater environments alike.\u003c\/p\u003e\n\n\u003ch2\u003eQuality and Certification\u003c\/h2\u003e\n\u003cp\u003eCrystal Cal is manufactured to rigorous quality benchmarks, with attention to consistency and safe handling in bulk form. Its laboratory grade carbon is formulated to target common aquarium impurities while remaining compatible with standard filter systems. This attention to process and material choice helps ensure predictable performance across different tanks and filter configurations.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3 lbs (1.3 kg) of carbon provides solid filtration capacity for large tanks\u003c\/li\u003e\n\u003cli\u003eLab grade granular carbon with an optimized pore structure for aquarium use\u003c\/li\u003e\n\u003cli\u003eLarge granules promote steady water flow through filter media bags and cartridges\u003c\/li\u003e\n\u003cli\u003eSuitable for reactors, canister filters, in tank filters and hang on back systems\u003c\/li\u003e\n\u003cli\u003eFood Chemicals Codex standard related quality considerations emphasize reliability and consistency\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFast and Flexible Filtration\u003c\/h2\u003e\n\u003cp\u003eThe design supports versatile placement in a variety of setups. Whether you run a reactor, a canister, or an in tank filter, the carbon’s large granules offer reliable flow through media while adsorbing impurities. In practice, this means you can pair Crystal Cal with many common filtration layouts without major changes to your routine.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMay help reduce cloudy water, colors, and odors overnight in many tanks\u003c\/li\u003e\n\u003cli\u003eSupports efficient filtration across multiple filter types\u003c\/li\u003e\n\u003cli\u003eCompact bulk packaging is suitable for stocking larger aquariums\u003c\/li\u003e\n\u003cli\u003eVersatile for use in reactors, canisters, or hang on back systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eEasy to Use and Maintain\u003c\/h2\u003e\n\u003cp\u003eEase of use is a core focus. For regular maintenance, use 1 cup per 50 gallons or 1 tablespoon per 3 gallons, then replace every 2 to 4 weeks depending on tank conditions. A brief rinse before first use helps minimize dust and prepares the carbon for immediate filtration. This approach keeps installation straightforward while supporting ongoing water quality management.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 cup per 50 gallons or 1 tablespoon per 3 gallons dosing guideline\u003c\/li\u003e\n\u003cli\u003eShort rinse before first use to reduce dust\u003c\/li\u003e\n\u003cli\u003eReplace every 2–4 weeks for sustained performance\u003c\/li\u003e\n\u003cli\u003eCompatible with a wide range of filters and media bags\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eReal World Use\u003c\/h2\u003e\n\u003cp\u003eIn many tanks, Crystal Cal delivers noticeable improvements in water appearance and odor management, especially after filtration cycles or changes in stocking levels. While results can vary by tank and maintenance schedule, this carbon is designed to support your filtration strategy and help you maintain a visually clearer, more stable aquarium environment.\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 recommended dosing for Kolar Labs Crystal Cal Activated Carbon?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Dosing is 1 cup per 50 gallons, or 1 tablespoon per 3 gallons. Rinse briefly and replace every 2–4 weeks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What benefits can I expect from using this activated carbon in my aquarium?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It may help reduce cloudy water, discoloration, and odors, while supporting filtration across various filter types.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Kolar Labs","offers":[{"title":"Default Title","offer_id":53553438851401,"sku":"B06W9NJJ1D","price":64.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/1781\/9465\/files\/kolarlabs-crystal-cal-1gal-container.jpg?v=1766307175","url":"https:\/\/petvita.co.uk\/products\/kolar-labs-crystal-cal-activated-carbon-1-gal-aquarium-water-clarity-odor-control","provider":"Petvita","version":"1.0","type":"link"}