MARS FISHCARE N AMERICA INC. API Pond 16oz Aqua Essential — Single Unit

API® POND AQUA ESSENTIAL® Water Conditioner 16oz API Pond Aqua Essential is a highly concentrated all-in-one water conditioner that instantly makes tap water safe for fish by removing chlorine, chloramine and detoxifies heavy metals commonly found in tap water. It also removes toxic ammonia, nitrate and nitrite levels in your pond. This unique formula binds with ammonia, nitrite, and nitrate rendering them non-toxic and allowing the biofilter to remove them more efficiently.