💧 Tablet Feeder, Rainbow Model 322, 1″ Tabs, with Standpipe
Made by Rainbow/Pentair, manufacturer part number R171100. If your old part carries one of the cross-reference numbers further down, this is listed as its alternative.
📏 Specifications
| Specification | Value |
|---|---|
| Brand | Rainbow/Pentair |
| Manufacturer part number | R171100 |
| Model | 322 |
| Feeder Style | In Line |
| Chemical Feeder Complete | Chlorine/Bromine Feeder |
| Catalog description | Tablet Feeder, Rainbow Model 322, 1″ Tabs, with Standpipe |
🔄 Cross-reference part numbers
These part numbers are listed as alternatives for this part.
| Brand | Part number |
|---|---|
| Rainbow/Pentair | R171096 |
IN-LINE FEEDER
Holds 11 large or 98 small Bromine or slow dissolving Trichlor tablets.
- Treats 6,500 to 27,000 gallons bottom feed
- Treats 8,000 to 70,000 gallons
top feed - For use with 1" slow dissolving Trichlor or Bromine tablets only
Exploded parts diagram: This part is shown as item #19 on the Pentair Rainbow Auto Feeder Model 322 exploded parts diagram.
🔧 Pentair Rainbow Auto Feeder Model 322 – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
🔧 Exploded diagram and parts
This part belongs to the Pentair Rainbow Auto Feeder Model 322 assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
Cap Wrenchs
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 1 | ![]() |
Tool, Klorkinator, Lid/Cover Removal Tool | KW-212 | 7 in stock | $106.95 | Add to cart |
| 1 | ![]() |
Cap Wrench, Pentair Rainbow High Square Foot/Auto Feeder | R172052 | 13 in stock | $49.73 | Add to cart |
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| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
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Test Strips, Insta-Test 3-Way Strips, 50ct | 2976-100 | 600 in stock | $9.08 | Add to cart |
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Reducer Bushing Fitting 437-251 – 2"SPG x 1-1/2"S | 437-251 | 779 in stock | $5.02 | Add to cart |
























