The Pentair ECP20-20 Pleated Cellulose-Polyester Filter is designed for high-efficiency water filtration. Its pleated design maximizes surface area, allowing for greater dirt-holding capacity and extended filter life. Constructed from durable cellulose and polyester materials, this filter effectively removes sediment and particulates from water, ensuring clean and safe drinking water. With a standard 20-inch size, it is compatible with various filtration systems, making it suitable for residential and light commercial applications. This filter meets industry standards for performance and reliability.