LTWHOME Compatible White Pre-Filter Foam Replacement for Oase BioMaster Filter, 45ppi (Pack of 12) Custom designed and manufactured for

Custom designed and manufactured for EF-BOOSTER fish tank filter

This is not a Penn Plax product and is not covered under any Penn Plax manufacturer's warranty

Approx size:130 mm diameter

Custom designed and manufactured for the CUP-311 All Pond Solutions

LTWHOME Compatible White Pre-Filter Foam Replacement for Oase BioMaster Filter, 45ppi (Pack of 12) Custom designed and manufactured forPack include: 12 x White Pre Filter Foam. Custom designed and manufactured for Oase 250, 350 and 600 Filters, 45ppi, medium grade. Trap particles and debris keeping your aquarium clean and clear. Ensure efficient water flow with less clogging for long lasting filtration. Provide both mechanical and biological filtration to extend the life of your filters.