The Matala EZ-Bio 20 Pre Filter Double Core 8 in. x 8 in. is a versatile and efficient solution for your filtration needs. Designed with a double core, this pre-filter ensures maximum filtration and prevents clogging, allowing for a smooth and uninterrupted flow of water. Its 1-1/2 inch Mpt connection size makes it compatible with a wide range of circulation pumps, filtration pumps, and water fountain pumps. With a flow rate of 3,405 GPH, this pre-filter guarantees optimal performance. Its durable construction and green and black color scheme make it a reliable and visually appealing addition to your landscape. Upgrade your filtration system with the Matala EZ-Bio 20 Pre Filter Double Core 8 in. x 8 in. and enjoy crystal clear water in your pond or fountain.