Coconut shell carbon block for VOC reduction, taste and odor improvement, and general chemical reduction at a high flow rate.

Coconut shell carbon blocks are said to produce water with "a sweeter taste." FX-VOC from Filtrex is a free-flowing 5 micron filter with a low pressure drop, rated for over 1,750 gallons of VOC reduction at 1 gpm, and over 20,000 gallons of chlorine reduction at 2 gpm.