Carbon block 20" x 4.5" 10 micron
FX extruded carbon block cartridge
*Chlorine taste & odor reduction
NSF Certified standard 42
Suitable for all 20" x 4.5" housings
Directions for use-
Place cartridge in an appropriate housing and flush for 20minutes prior to use. Use only with microbiologically safe and adequately disinfected water (chlorinated).