💧 Tablet Feeder, Rainbow Model 320, 1″ or 3″ Tabs
Made by Rainbow/Pentair, manufacturer part number R171096. 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 | R171096 |
| Model | 320 |
| Feeder Style | In Line |
| Chemical Feeder Complete | Chlorine/Bromine Feeder |
| Pool/Spa Capacity (Gallons) | 18K – 70K, 6.5K – 27K |
| Catalog description | Tablet Feeder, Rainbow Model 320, 1″ or 3″ Tabs |
🔄 Cross-reference part numbers
These part numbers are listed as alternatives for this part.
| Brand | Part number |
|---|---|
| Rainbow/Pentair | R171100 |
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" or 3" slow dissolving Trichlor or Bromine tablets only
Exploded parts diagram: This part is shown on the Pentair Rainbow Auto Feeder Model 320 exploded parts diagram.
🔧 Pentair Rainbow Auto Feeder Model 320 – 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 320 assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
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