Pentair R172091 short chlorinator tube, 5/8 in. OD, for Rainbow 320 and 322 feedersPentair Short Chlorinator Tube, 5/8" OD, R172091 In stock$1499
Pentair R172091 short chlorinator tube, 5/8 in. OD, for Rainbow 320 and 322 feeders

Pentair Short Chlorinator Tube, 5/8" OD, R172091

Ask a questionMPN R172091
$1499
In stock

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Quick overview

  • Fits Rainbow 320 and 322 the short tube used on both in-line automatic feeder models.
  • 5/8 in. OD the standard tubing size for the Rainbow feeder connections.
  • Genuine Pentair part R172091, the factory tube rather than cut-to-length generic tubing.
  • Common wear item feeder tubing hardens and cracks with chlorine exposure and is a routine replacement.
  • Pairs with the compression nut most tube swaps also call for a fresh compression nut and support spring.
  • Low cost fix replaces a leaking line before it becomes a feeder or pad problem.
Full description and specifications ↓

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Product details

The Pentair R172091 is the short tube on the Rainbow 320 and 322 in-line automatic chemical feeders. It is 5/8 in. outside diameter and is the genuine Pentair part, so it seats in the factory fittings without trimming or adapters.

When to replace it

Feeder tubing lives in concentrated chlorine or bromine and eventually hardens, discolors and cracks at the fittings. A weeping tube is the usual first sign. Swapping the tube is a few minutes of work and stops the leak before it reaches the pad or the feeder body.

Before you order

Confirm you have a Rainbow 320 or 322 and that it is the short run you need. If the compression nut or support spring look tired, replace those alongside the tube so the new connection seals on the first try.

Specifications
Brand Pentair
Manufacturer part number R172091
UPC 788379004873
Type Short chlorinator tube
Outside diameter 5/8 in.
Fits Pentair Rainbow 320 and 322 in-line automatic chemical feeders
Shipping weight 0.05 lb
Ships Parcel

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Questions and answers

What people ask about this product, answered by our pool techs.

Which feeders does this tube fit?
The Pentair Rainbow 320 and 322 in-line automatic chlorine and bromine feeders.
Is this the short or long tube?
This is the short tube, R172091. The 320 and 322 feeders use more than one length of tubing, so check which run you are replacing.
What size is the tubing?
5/8 in. outside diameter.
Do I need anything else to install it?
If the old compression nut or tube support spring is worn or brittle, replace them at the same time so the new tube seals properly.
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