Dual-action formula – Raises carbonate hardness (KH) and binds excess phosphates to improve pond stability and water clarity Stabilizes pH – Prevents dangerous pH swings and supports healthy biological filtration Controls algae naturally – Reduces nutrients that feed string algae without using harsh chemicals Safe for all pond life – Non-toxic for koi, goldfish, aquatic plants, and wildlife Easy to use – Apply directly to pond water; available in 1.1 lb (treats up to 2,000 gallons) and 9 lb (treats up to 15,000 gallons)
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