KleenWater KW4520BR Pleated Dirt Rust Sediment Replacement Water Filter Cartridge, 4.5 x 20 Inch, 50 Micron, Made in USA, Set of 4

KW4520BR-50M dirt / sediment 50 micron universal replacement water filter cartridges. These replacement cartridges are constructed of pleated polyester which benefits the consumer in two ways: The pleated design provides a very large exposed surface area that gives the cartridge impressive solids-holding capacity. This cartridge is a single membrane which allows for occasional cleaning. Compatible with Ametek (AKA Pentek, US Filter) R30-20BB - Keystone GPE30-20Specifications: polyester media is suitable for residential, commercial and industrial applications 4.5 x 20 inch industry standard universal dimension compatible with Culligan, 3M Purification / Cuno Aqua-Pure, GE, Ametek (AKA Pentek/US Filter) ,Sears and many other water filter housings change cartridge every 6-10 months or upon substantial pressure reduction operating range: 20-100 psi, 40-100 F temp, pH 4-10 flow rates up to 40 gallons per minute The smaller the micron rating the better the entrapment capability.

• Set of four 50 micron pleated replacement water filter cartridges
• Made in USA, a high quality, low cost alternative to the more expensive OEM cartridges
• Compatible with Pentek R30-20BB / S1-20BB ECP5-20BB 155430-43,
• Compatible with Ametek R30020BB, Keystone GPE30-20, Hydronix SPC-45-2030, Watts WPC5FF20
• Compatible with Everpure EV910841 / CP5-20BB, Culligan Big Blue filter 5 Micron, Liquatec Spf-45-2005