Pentek - C1-20BB - 20" x 4.5" Carbon Impregnated Cellulose 5 Micron Filter refrigerator filter Twist the old carbon pre-filter

Twist the old carbon pre-filter counterclockwise to remove it from the manifold

including commercial and residential systems

Water passes through thousands of microscopic hollow fiber membranes that remove bacteria

Pentek CBC-BB Technical Details

Pentek - C1-20BB - 20" x 4.5" Carbon Impregnated Cellulose 5 Micron Filter refrigerator filter Twist the old carbon pre-filterThe Pentek C1 20BB combines carbon impregnated cellulose filtration with sediment removal in a single 20" x 4. 5" cartridge rated at 5 micron nominal. This dual purpose filter reduces chlorine taste and odor while capturing fine particulate, making it an economical choice for whole house, well water, and commercial applications. SPECIFICATIONS Pentek C1 20BB Technical Details Model Number C1 20BB Dimensions 20" x 4. 5" Micron Rating 5 micron (nominal)