API® POND AMMO LOCK ammonia detoxifier serves as a source of nutrition for good bacteria in your pond’s natural biological filter. It also detoxifies poisonous ammonia, which is continually produced in your pond by waste, to a safe form for fish, and removes chlorine and chloramines. POND AMMO LOCK ammonia detoxifier is now detectable by API Ammonia Test Kits.
16 oz., 64 oz.
Add 0.25 cup for each 240 gallons of pond water or 1 cup for each 960 gallons.