The Biodegradable Small Pond BioSpherePRO is for safe and effective, time-release treatment of any small pond from 6,000 gallons up to 50,000 gallons.
Simply choose the appropriate size for your pond's gallon volume. The gallons listed represent the maximum volume that a particular sphere will treat. Please do not underdose.
Anchor line included. Spheres are designed to submerge and will work in water temperatures from 34 degrees up to 100+ degrees for a full month.