TetraFauna® ReptoGuard™ Turtle Health Conditioner is a slow-dissolving conditioner that helps to support the health of aquatic turtles, as well as amphibians and other reptiles. Each slow-release, medicated sulfa block treats up to 20 gallons of water and lasts up to 2 months. Each block of TetraFauna ReptoGuard Turtle Health Conditioner will slowly dissolve, releasing the active ingredients continuously for up to 60 days. For pet use only – not intended for animals that will be used for human consumption. Use this conditioner with TetraFauna AquaSafe® For Reptiles & Amphibians, which neutralizes harmful chlorine, chloramines and heavy metals such as copper, iron and zinc, in tap water and contains colloids that protect turtle skin. TetraFauna products are trusted by pet owners to meet the needs of their exotic animals. Since 1951, Tetra has developed the world's most comprehensive body of fish food knowledge, and fishkeeping enthusiasts have looked to the brand for products and solutions that add ease and beauty to their home. Whether you're an experienced hobbyist or just starting out, Tetra has everything you need – from a large variety of quality fish food and innovative equipment to test kits and decor.