Pentair Rainbow Automatic Feeder 320 5/8" x 1/2" x 7-3/8" Black Feeder Tube (R172091)

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Built for targeted pool and spa service, this part helps restore the matching assembly. The Rainbow Automatic Feeder 320 5/8" x 1/2" x 7-3/8" Black Feeder Tube is a Pentair/Rainbow replacement for chemical feeder service, helping helps maintain controlled sanitizer delivery. In feeder service, correctly matched small parts help manage sanitizer flow, reduce nuisance leaks, and keep maintenance more predictable. Matches compatible equipment applications that reference part number R172091. Useful for older pentair, purex, or rainbow systems. Useful for professional service routes, facility maintenance, and well-planned homeowner repairs. Match the part to the model diagram or existing component before ordering. This part is a focused solution for chlorinator and feeder repairs, allowing the repair to address the exact wear point instead of replacing more equipment than necessary. Show more