Cuno/3M CS-11 Water Filter 5589501 New in Box. Repl for CS-511 and CS-711 filter

Description

Cuno/3M CS-11 Water filter.  2,500 gallon capacity, 1 micron, 1 gal/min flow rate.  Replacement for CS-511 and CS-711 filter systems.
This filter is a few years old, but it is still new in the box, never used.  I have 5 of them.