Harmsco, BB Series, 4.5" Diameter x 20" Length, Micron Rating 50, Pleated Polyester Cartridge, Fits inside the 4.5" x 20" Filter Housings 

Harmsco BB 4.5x20 M50 Pleated Polyester Cartridge Micron 50

SKU: HB-20-50-w
    • High flow, high surface area
    • Low initial pressure drop provides longer filter life
    • Lowest cost per filtered gallon based on surface area
    • Pleated surface area provides higher loading capacity
    • End cap, center tube and media are thermally bonded for added strenght