High Performance Mechanical Pre-Filtration! The Ez-Bio 20 provides mechanical pre-filtration for pumps as well as bio-filtration for inside the pond. 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. 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 20cm diameter and 19cm long. Replacement core elements are available in Gray size 10cm dia. x 19cm and Green size 10cm dia. x 19cm. EZ Bio Filters Features: Improves Pump Efficiency:
- Prevents flow reduction due to premature clogging
- Improves energy usage by reducing pump stress caused by clogs
- Helps extend pump life Highly Efficient Filtration:
- Multiple pore size
- Progressive density dramatically reduces clogging
- Large filter volume captures, stores, and biologically processes more organic particles
- Large specific area for beneficial bacteria colonization Easy to Install:
- Connects to many types of pumps


- Expandable for increased filtration capacity