API Ammo Lock Ammonia Detoxifier for AquariumsAPI Ammo Lock works instantly to detoxify ammonia produced by fish waste, and remove chlorine and chloramine from tap water, while eliminating ammonia stress and protecting healthy gill function. Scientifically proven to protect fish cells against ammonia Detoxifies ammonia in aquariums and Works Instantly Safe for all fish, invertebrates and plants and it can be used with medications Ammo Lock does not remove ammonia, it simply converts it to a non