Matala EZ-Bio 20 Pre Filter Double Core (Fine Mesh + Coarse Mesh)

Simple and effective biomechanical pre-filters improve pump performance. Prevents pump damage and flow reduction due to debris and clogs. Expandable units available in single or double Matala filter media core for superior biological filtration. Universal barbed fittings accept 1" to 1-1/2" tubing or 1-1/2" MPT. The versatile EZ Bio Filter can be used as a biomechanical pre-filter for circulation pumps, filtration pumps, and water fountain pumps. The EZ Bio 20 has 2 filter core elements; an internal Gray core combined with a larger Green outer core element. The outer Green core element is 8 inch diameter and 7.5" long. Replacement core elements are available in Gray size 4"dia. x 7.5" and Green size 8"dia. x 7.5". The core element slides over a rigid slotted pipe. This rigid slotted pipe has a 1.5" male thread on one end and a 1.5" female thread on the other end. It is possible to connect multiple slotted pipes together to extend the length of the EZ Bio.