KX MATRIKX CTO® filters are optimized for applications where they perform the role of both a sediment and activated carbon filter for chlorine taste and odor reduction. These filters are known industry-wide for superior performance. 5 Micron Nominal Filtration Rating (10 Micron Absolute Filtration Rating). 

KX MATRIKX 32-450-20-MATRIKX is the factory recommended direct replacement for 32-450-20-GREEN and 32-425-125-20, which have both been discontinued by the manfuacturer.

MATRIKX® CTO® CARBON BLOCK FILTERS ARE NOW RATED FOR CLORAMINE REDUCTION.

• Chlorine and Chloramine Reduction
• 5 micron nominal filtration reduces sand, rust, and sediment.
• Exceptionally low pressure drop.
• High dirt holding capacity.
• Excellent chemical contaminant reduction.
• High Adsorptive Capacity and Efficiency.
• NSF and WQA certification for Material Safety.
• 100% Coconut Shell Activated Carbon
• Performance validated by independent laboratories
• Manufactured in an ISO 9001 & 14001 certified facility
• Certified for Sustainability by WQA - S-803
• California Prop. 65 Compliant.
• Industry-Standard Size for Universal Replacement. Fits #20 Big Blue (20"BB)