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Pentair Rainbow 320 In-Line Automatic Chlorinator - R171096


  • Get the Rainbow 320 In-Line Automatic Chlorinator delivered to your home.
  • For permanent installation in the return line of new or existing swimming pools or spas.
  • Installs in the return line on the pressure side of the pump downstream of all equipment.
  • Standard with 2 inch PVC fittings and adapters for 1-1/2 inch fittings.

Holds 11 large or 98 small slow-dissolving bromine or trichlor tablets. Treats bottom water from 6,500 to 27,000 gallons.

  • Completely closed system - no special ventilation is required. No gas escapes.
  • All Rainbow feeders are NSF approved.
  • Maximum operating pressure of 50 PSI
  • R171096


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Affordable quality products, fast delivery, and reliable customer service is what sets PureFilters apart. Shop with us to find out for yourself. If you need help placing your order, we're here to help - contact us via our live chat or at