Rainbow Automatic Chlorine or Bromine Off-Line Feeder Model 300 size-in-gallons_301-500 It is an upgrade of

It is an upgrade of the Chemtrol PC2000 controller with new

and manifold

It comes pre-assembled in the box

and is designed to warn patrons that children must be supervised when no lifeguard is on duty

two tube assemblies

Rainbow Automatic Chlorine or Bromine Off-Line Feeder Model 300 size-in-gallons_301-500 It is an upgrade ofThe Rainbow Model 300 Off Line Automatic Chlorine or Bromine Feeder will treat pools and spas from 12,000 to 48,000 gallons per day. This model 300 is freestanding and holds 11 large or 98 small chlorine tablets. The feeder uses large or small Trichlor or Bromine slow dissolving tablets to make sanitizing your existing pool or spa easy and automatic. Plus, the Rainbow Model 300 installs easily on the pressure side of the pump, downstream of the filter