Instantly "lock up" toxic ammonia in pond water. Ammonia produced by fish waste, decomposing plants, and uneaten fish food is the number one killer of pond fish. Ammo-Lock instantly detoxifies deadly ammonia, allowing pond biological filtration to convert it into nontoxic compounds. Ammo-Lock also removes gill-damaging chlorine and chloramine from tap water. 64 oz treats 7,680 gallons.
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