The Rainbow 300-29X Chlorinator is a reliable, off-line automatic feeder designed for pools up to 322,000 gallons. It efficiently dispenses both chlorine and bromine using large or small Trichlor or Bromine slow-dissolving tablets. This model features a heavy-duty 1/2-inch control valve and tubing, which optimize flow and enhance the delivery of sanitizers, making it suitable for larger bodies of water.

It can hold up to 29 three-inch tablets or 237 small tablets, treating pools and spas ranging from 80,000 to 322,000 gallons. The feeder is easy to install and includes all necessary plumbing connections, ensuring compatibility with standard pool systems.