Works in seconds to neutralize chlorine, chloramines, and heavy metals present in tap water that can be harful to fish * Provides a slime coat to help wounds heal and protect fish from abrasions * AquaSafe Plus is the market-leading water conditioner brand in the US and has been protecting fish for more than 35 years * One teaspoon treats 10 gallons * AquaSafe Plus can be used with freshwater and marine fish