Product Information
Description
This PacFab diffuser O-ring is compatible with Challenger Waterfall systems. It is specifically identified as O421, with MPN 355331Z.Additional Info
| Category | Parts O-Rings & Gaskets |
| SKU | PST-355331Z |
| MPN | 355331Z |
| Manufacturer | Pentair |
| Weight | 0.01 lb |
Let customers speak for us
Item was lost by postal service and PST sent new one within 72 hours so we could open the pool. Communication very good. Thank you so much!
Thanks, I’ll be sending it back for a return. The switch was too long and didn’t match OEM.
Excellent product, cleans debri with ease
The part was delivered quickly, there was an issue with the gauge being damaged but customer service resolved quickly!
Easy to use. Great instructions. Cleans great so far.
Easy to order - received the next day!
Beautiful!!
The valve fit perfectly and works great.
Fast shipping and great price!
Does what a small weed- eater would do it minutes versus an hour
Great product does exactly what was advertised to do.
I ordered the wrong part. Customer service was very helpful. I returned it and within the week my credit card was credited back. Excellent customer service policy.