R-50 Pleated Polyester - Reusable, 2-5/8'' x 9-3/4'', 50 Micron. Single unit.

R Series cartridges are manufactured from a durable, non-woven and reusable polyester fabric that is suitable for a wide range of filtration uses.

The standard length cartridge has more than four square feet of polyester fabric, while the larger Big Blue? version has more than 16 square feet.

The media is pleated to maximize dirt-holding capacity and extend the time period between changes or cleaning.

R Series cartridges are resistant to both bacteria and chemical attack making them suitable for a variety of residential, commercial and industrial applications.