Part # R178580
Dimensions 20" L x 7" W x 7" D
Alternate Part #'s PENR173573, RAI-051-3573
R178580 filter cartridge Filter description: Diameter: 7" Length: 20 1/16" Top: Open 3" Bottom: Open 3" Compatible with all filters using R178580 filter cartridges
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Why are the Pentair filters so much more expensive? What are the differences? Will the Pentair last longer or function better?
Hello, Pentair filters last just as long as the Hayward units. Pentair sets all the prices for their products.
What is the micron rating on the P178580 FILTER?
also is this interchangeable with the P173578?
Hi, Ray. Cartridge filters have a micron rating around 10. The R178580 cartridge can not interchangeable with the R173578.
I have tried generic cartridges but I prefer the OEM versions. Is this an original part made by Pentair?
Yes it is a Pentair replacement. It is made to the original specifications as your original cartridge.