API, Nitra-Zorb for API NexxFilter & Rena Smartfilter, Size 6 = 7.4 oz (Treats 55 Gallons)

Product Description When left uncorrected, high nitrate in aquarium water can lead to water problems invisible to the eye, poor fish health and a build-up of organic pollutants. It is recommended to test water weekly. API NITRA-ZORB is a filtration media in a pouch format that works to remove harmful toxins, such as ammonia, nitrate, and nitrite, from freshwater aquariums. API NITRA-ZORB reduces the risk of fish loss when starting or maintaining an aquarium. API NITRA-ZORB can be reused after being recharged in a salt solution. Fits most canister filters on the market. With API aquarium products, it’s easy to keep a beautiful saltwater, freshwater or reef aquarium. For almost 60 years API has developed premium solutions with proven and…