Universal Filter Media 24" x 24" x 2" Green Mat (MPN 35024)

Provides effective mechanical and biological filtration for ponds and water features. The durable, open-structure material traps debris and fine particles while still allowing adequate water flow. These mats can be easily trimmed to fit a variety of applications, making them a versatile replacement or upgrade for many filtration systems while remaining easy to rinse and reuse during routine maintenance.