Check the listing for details. FRITZ AQUATICS - FRITZGUARD WATER CONDITIONER (16 OZ). Condition: New. Listed at 10.39 USD. FritzGuard is a safe and effective pH buffered water conditioner that neutralizes toxic chlorine, chloramines and heavy metals found in tap water. FritzGuard promotes healing and reduces fish stress with Aloe Vera, Vitamin E, and provides necessary electrolytes. Naturally secreted by mucous glands, the slime coat is a natural defense system that protects fish from disease, aids in osmoregulation and reduces stress caused by sudden changes in the environment. FritzGuard provides a replacement slime coat to aid fish that have lost theirs or have been injured due to stress, poor water conditions and handling. FritzGuard enhances biofiltration by producing a slime coat over the filter media, aiding in the attachment of beneficial bacteria, like those in FritzZyme biological products. Makes Tap Water Safe for Aquatic Life Removes Chlorine and Chloramine Detoxifies Heavy Metals Reduces Stress Promotes Healing & Slime Coat Provides Electrolytes Promotes Nitrification pH Balanced Use 1tsp (5ml) per 10 U.S. Gallons (38 L). For best results, add FritzGuard to tap water before adding water to aquarium. For marine aquariums, turn off protein skimmer for 6 hours after adding FritzGuard to reduce foaming if a concern. For areas with very high chlorine levels, dosage can be safely increased or repeated up to 5x. Listing and template services provided by inkFrog