Pentair VITON O-rings for Chlorinator Rainbow Models 300/320 | R172009

The o-ring is a replacement part that was made by Pentair. The same high-quality materials were used to manufacture the original factory part. Making this a genuine OEM product. This will fit both inline and offline Chlorinator Rainbow Models 300/320

Used with the following Pentair Automatic Feeders:

• Model 300, 302, 300-19, 300-29
• Model 300-29X
• Model 320
• Model 322