Rinse Zeolite Crystals thoroughly before use. Use 1/4 cup (4 Tablespoons) of Zeolite Crystals for every 10 gallons of aquarium water.Use in any filter by placing Zeolite Crystals in filter cartridge or bag in the flow of the water. Do not use loose or place directly in the aquarium.Replace Zeolite Crystals every 4-6 weeks under normal use. Replace sooner if odors are detected or if water appears dirty or colored.
PETCO Zeolite Crystals
Size: 14 oz.
PETCO Zeolite Crystals
Size: 44 oz.
