Hydrologic Big Boy Green Coconut 

Carbon Filter 20"X4.5"

BIG BOY CARBON FILTER GREEN COCONUT (20"X4.5")

Big Boy carbon (Green - Coconut - 20"x4.5") replacement filter for Big Boy

For Use with Big Boy Filtration System

7-Gallon Per Minute Filtration

Removes Chlorine and Other Impurities