Pentair Rainbow 320 Automatic In-Line Chlorinator #R171218

Pentair Rainbow Model 320 holds 11 large or 98 small Bromine or slow dissolving Trichlor tablets and treats 6500 to 27000 gallons. Chemical Feeder Features: No special venting required Permanent installation in return line of new or existing pools or spas Standard with 2" slip PVC fitting and adapters for 1-1/2" Unions not included Hold 11 large or 98 small bromine or slow-dissolving trichlor tablets NSF listed 50 PSI maximum operating pressure Easy tablet level monitoring Treats 6500 to 27000 gallons bottom feed and 18000-70000 top feed Dimensions: 17-3/4"H x 5"W x 10"D