Rainbow Chlorinator Model #300C Offline (R171022)- Now R171016

The R171022 Rainbow™ Models 300 and 320 automatic chlorine/bromine feeders not only save time, but also reduce manual handling of chemicals. They use large or small Trichlor or Bromine slow-dissolving tablets to make sanitizing your new or existing pool or spa easy and automatic. Both install easily on the pressure side of the pump, downstream of the filter and heater.The freestanding Model 300 and the in-line Model 320 both feature an external fine control valve that lets you adjust the feed rate to meet specific pool or spa requirements. The 300 is ideal for retrofitting existing pools for automatic sanitization. The 320 is designed for permanent installation in the return line of new or existing systems, and dispenses sanitizer directly into your pool or spa, downstream of all equipment. - Completely enclosed systems no escaping fumes. - Simple, trouble-free designs no special venting required. - Top-loading makes it easy to add chemicals. Also available in clear amber for easy tablet viewing. - This is an offline chlorine feeder. Easy to install.