These floating dispensers are designed to dispense either Bromine or Trichlor slow dissolving tablets.
US Pat No. 4,630,634.
For spas and small swimming pools. Linear polyethylene and foam
filled. Dispersal is controlled by adjusting amount of chemical exposed
to water by unique dial device. Holds 1-3/16 in. diameter tablets.
Prevents floating items from hanging up or drifting away.
Has 36 in. cord and molded anchor plate with pressure sensitive pad
to adhere to most surfaces.