The efficient, easy way to sanitize your pool or spa. The Rainbow Model 300 Off-Line Automatic Chlorine Feeder by Pentair not only saves time but also reduces manual handling of pool chemicals. This automatic chlorine / bromine feeder uses large or small Trichlor or Bromine slow-dissolving tablets to make sanitizing your new or existing pool or spa easy and automatic. The Rainbow automatic chlorine feeder installs easily on the pressure side of your pool pump, downstream of the pool filter and heater.
The freestanding Model 300 features: