" These anti-contaminant filter cartridges are installed in hot or cold water networks and are ideal for filtering solids or fine organic particles. Advantages of filter element kit: Economical packaging, most popular with customers and durable. Strong and durable coil mesh - no fibers left in the water. High temperature resistance. ACS certified. High quality wound polypropylene filter element ensures effective pre-filtration of organic contaminants, rust or dust in the water. Filtration accuracy: 5 microns/10 microns Note: The data is all manual measurement, please allow an error of 1-3 cm. Due to the difference in light and display, there may be a certain color difference depending on the physical object received.