Healthy Ponds 51117 Aquasphere Pro Biodegradable Pond Treatment 3-Pack, Each Sphere Treats up to 1,000 Gallons Accessories black cylinders that perform as

black cylinders that perform as combination refuge/feeder tubes

mixed tocopheryls

Affordable everyday stirrup leathers

Size: 40 cm L x 10 mm Dia (16 in x 0

Healthy Ponds 51117 Aquasphere Pro Biodegradable Pond Treatment 3-Pack, Each Sphere Treats up to 1,000 Gallons Accessories black cylinders that perform asThis 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 day a week, over a 30 day period. Each sphere treats up to 1,000 gallon (to calculate pond volume in gallon, multiply pond length x width x average depth x 7. 5). Being all