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Rainbow Off Line Automatic Chlorine/Bromine Feeder, R171022

Rainbow Off Line Automatic Chlorine/Bromine Feeder, R171022

Mfg #: R171022

SKU: R171022

UPC: 788379004224

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Pentair R171022 Rainbow 300C Off-Line Automatic Chlorinator

Rainbow's 300 series of off line chlorinators are designed for existing pools and spas or where permanent installation into the return line is impractical. Works on the pressure side of the pump and is to be used with slow dissolving Trichlor tabs and sticks or bromine tabs and sticks. Includes an easy to adjust control valve and check valve.

For 11 Large or 98 Small Chlorine or Bromine Tablets


  • Rainbow 300C automatic chlorine/bromine off-line pool and spa feeder
  • Holds 11 large or 98 small tablets; treats 12,000 to 48,000 gallons amber body with see-through amber body
  • Operates on pressure side of pumps
  • Uses 1/4-inch feeder hoses, control valve and fittings
  • Measures 14-3/4-inch length by 23-inch height by 22-1/4-inch width
  • Color: Clear Amber