Tetra 19514 ReptoGuard Water Conditioner Block, 6-Count

6-Count (Two 3-Count Cards)ReptoGuard helps to control common diseases of aquatic turtles, amphibians and other reptilesTurtle Health Conditioner is a slow release medicated sulfa block that helps to control a variety of organisms (including salmonella)Each turtle-shaped block treats up to 20 Gallons of waterBlocks will slowly dissolve releasing active ingredientsTime-release...