Prefilter, Multi-density polyester. Size: 23" diameter.
A multi-density prefilter element with a course weave media (upstream side) and fine weave media (downstream side) laminated into a single element. No frame. Packaged 12 per box.
Fits RPS models:
- SP-1600, P/N FM12
- SP-1000LV, P/N FM48
