It has a super high capacity with superior taste profile. The 5 micron coconut shell granular activated carbon is certified to NSF standard 42 & Class 1 chlorine reduction can remove up to 95% of VOCs, TOCs, chlorine, and others that create foul tastes and odours and has 1/4" Quick connect fittings; 10?L x 2?W. It is great for Refrigerators and Icemakers, along with being a standard filter on RO systems.