Marineland White Diamond Zeolite Ammonia-Neutralizing Crystals removes toxic ammonia from water for a healthier aquatic environment. This premium, U.S.-sourced clinoptilolite zeolite is ideal for use in new aquariums to control ammonia spikes that can be dangerous to fish. This media can be used in all freshwater aquariums and ponds. Add 4 tablespoons to media bag per 10 gallons of aquarium water. For best results, replace every 2 to 3 weeks or as indicated. Clean, sparkling water is the mark of a healthy, thriving aquarium. The amount of filtration needed to maintain an aquarium depends on a number of variables. These include tank size, individual maintenance habits and fish population. Whatever your individual needs, Marineland brand has the filtration products you need to deliver on-target, advanced filtration.

Color: White
Size:  60 oz