GWS media cartridges are expertly designed to remove odors and organic contaminants from your water, ensuring it’s always fresh and pleasant to drink. Using high-quality coconut shell carbon, these cartridges are available in both granular and acid-washed forms, offering a powerful solution for improving water taste and smell. For even greater filtration efficiency, GWS offers the BLOCKFREE™ technology, which combines a granular carbon filter with an internal 5-micron PP post-filter. This design not only enhances contaminant removal but also protects your system from carbon fines, delivering clear, clean water with every use.