Description
Pentair Rainbow 320 Automatic In-Line Chemical Feeder holds 11 large or 98 small bromine or slow dissolving chlorine tablets and treats 6500 to 27000 gallons.
- 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
Installation Instructions:
- Ensure the chemical feeder is compatible with your pool equipment.
- Prepare the chemical feeder and plumbing.
- Cut and connect the pool’s return line, then install the couplings to extend the pipes for the feeder.
- Secure the chemical feeder by attaching it to the return lines, following the flow direction.
- Please reference additional installation instructions in the owner’s manual in the Guides and Documentation section below.
- Please Note: We recommend professional installation or the manufacturer warranty may be void. See Warranty section below.
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California Residents
System Type: In-Line Feeder Type: Bromine/Chlorine Tablets Installation Type: Residential Product Type: Chemical Feeder Manufacturer: Pentair Warranty: 1-Year





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