This is a 18" long Unicel PG-1903 replacement for the 59001700 used in various Pentair, American Products, Pac-Fab, and Heldor filters.
1 of these and 7 full grids, #59001700, which are the same height but are 11-1/2" wide are used.
These filters have a total of 36 square feet of filter area.
See below for dimensions and more information.
|