Biodegradable Pond Treatment 2-Pack, Each Sphere Treats up to 12,500 Gallons

Brand: Healthy PondsFeatures: Natural bacteria and enzyme blend reduces excess nutrients, sludge and ammonia, resulting in improved water quality and clarity Each sphere treats up to 12,500 gallons Provides 24/7 water conditioning for 30 days Safe for humans, pets, fish, birds and plants Binding: Lawn & Patiomodel number: 51118Part Number: 51118Details: This 4-inch sphere is preloaded with a natural bacteria and enzyme blend which reduces excess nutrients, sludge and ammonia, resulting in improved water quality and clarity. A patented timed-release system incubates and releases beneficial bacteria and enzymes 24 hours a day, 7 days a week, over a 30-day period. Each sphere treats up to 12,500 gallons (to calculate pond volume in gallons, multiply pond length x width x average depth x 7.5). Being all-natural, you can't overtreat. PRO formula works effectively in water from 34° to 110°F. Safe for humans, pets, fish and plants. Made from a corn-based polymer; after 30 days, sphere ca