Time-release ReptoGuard sulfa block water conditioner helps to control a variety of disease-causing organisms. ReptoGuard is also highly beneficial when used with a newly acquired water reptile. Helps control common diseases of aquatic turtles, amphibians, and other reptiles. Simply place block in your reptile's water. Each turtle-shaped block treats up to 20 gallons and measures approximately 2" x 1-1/4".
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