Carbon Filter 30" x 4"This high quality replacement carbon filter is designed specifically for any brand's 30" x 4" stainless steel housings for pure water systems. Essential for maintaining optimal water purity, this filter effectively removes chlorine, sediments, and other impurities from the water, ensuring your pure water system performs at its best. Dimensions: 4" x 30" Function: Removes chlorine and sediment to protect your RO membrane and DI resin, ensuring longer