Pentek R30

http://www.waterfilters.net/Pentek-R30-Water-Filters.html
The Pentek R30 Pleated Polyester Water Filter Cartridge is a 30 micron sediment filter designed to produce healthier, better-tasting drinking water. The Pentek R-30 filter cartridge pleated design maximizes dirt-holding capacity. The Pentek R30 water filter is versatile and reusable, allowing for a variety of uses. The Pentek R30 replacement filter cartridge has durable polyester media that is bacteria and chemical resistant. The R30 filter can be used on chlorinated or non-chlorinated water supplies. Also know as the Ametek R30, this sediment water filter is manufactured from a durable, non-woven and reusable polyester fabric that is suitable for a wide range of filtration uses. The Pentek R30 water filter media is pleated around a polypropylene core for added strength and the ends are immersed in a thermo-setting vinyl plastisol. Embedding and sealing each end of the pleat in this fashion fuses the three components together forming a unitized end cap and gasket. The overlap seam is sonically welded to reduce internal bypass improving filtration efficiency. The Pentek R30 filter cartridge media is pleated to maximize dirt-holding capacity and extend the time period between changes or cleaning.
R Series filter cartridges are resistant to both bacteria and chemical attack making them suitable for a variety of residential, commercial and industrial applications.