Pentair Rainbow Feeder 90° Elbow Tube With Nut | R172272

The Pentair R172272 90 Degree Elbow Tube With Nut is a factory-spec replacement fitting used in Rainbow automatic chlorine and bromine feeder systems to redirect chemical feed plumbing. Compatible with Rainbow 320, 322, and select 300-series units, this elbow fitting helps maintain proper sanitizer flow while accommodating compact equipment pad layouts. Built to Pentair OEM performance standards, it includes a compression nut that ensures a stable, leak-resistant connection at the feeder interface. Its corrosion-resistant construction supports dependable operation in chemically treated pool and spa environments.

Highlights

• Pentair Rainbow Compatibility: Replaces the original elbow fitting used on Rainbow 320, 322, and applicable 300-series feeder models.

• Angled Elbow Design: Ninety degree bend allows cleaner routing of feeder lines and improved plumbing alignment.

• Half Inch NPT Threading: Standard connection size integrates easily with common feeder plumbing components.

• Secure Nut Included: Compression nut locks the fitting in place, helping prevent leaks and simplifying service work.

• Built for Chemical Exposure: Durable materials resist chlorine and pool chemicals for long-term reliability.

Compatibility

• Pentair Rainbow Automatic Chlorine/Bromine Chemical Feeder Models: 320, 322, 300-29X

Additional Info

The Pentair R172272 90 Degree Elbow Tube With Nut is a replacement plumbing fitting used on Pentair Rainbow automatic chlorine and bromine feeders. This section helps SOSPool.com customers verify compatibility before ordering, understand how the elbow affects feeder performance, and prepare for installation after delivery. These FAQs support online buyers through fitment and setup.

Compatibility Confirmation Before Ordering

Online customers often verify thread size and feeder model.

How do I know the R172272 elbow fits my Rainbow feeder?

If your feeder uses a 1/2 inch threaded elbow connection for the chemical feed line, this fitting is the correct replacement for Rainbow 320 and 322 systems.

Will this elbow fit select Rainbow 300-series units?

Yes, many 300-series feeders use the same elbow configuration and thread size.

Can this elbow fix leaks near the feeder plumbing?

Yes, replacing cracked or worn elbows often resolves slow leaks around the feeder connection.

Installation and Setup After Delivery

These FAQs help customers once the part arrives.

Is this elbow difficult to install?

No, it threads directly into the feeder port and secures with the included nut using basic hand tightening.

Why is a 90 degree elbow necessary for feeder plumbing?

It helps redirect tubing in tight spaces and prevents kinking that can restrict chemical flow.

What should I check after installing the elbow?

Confirm that the connection is dry during operation and that chemical flow remains steady.

Shipping, Delivery, and Online Support

These questions help customers understand the ordering experience.

How quickly does this fitting ship?

Most orders ship promptly, with delivery estimates shown at checkout and tracking provided.

What should I inspect when the elbow arrives?

Check that threads are intact, the nut seats properly, and the fitting shows no cracks.

Do customers often order related feeder parts together?

Yes, tubing, control valves, and replacement fittings are commonly ordered at the same time.