LTWHOME Compatible Polyester Filter Pad Non Suitable for Fluval 2 Plus + Filter (Pack of 12)Polyester Filter Pads : 10mm Thick Approx size: 106. 5mm x 65mm x 10mm Suitable for Hagen Fluval 2 Plus + Filtration Systems Fine Filter Medium Maintains Crystal Clear Water Aquatic Grade Polyester

Pack include: 12pcs foam filter (approx size:220 x 77 x 22 mm )and 12pcs polishing pads(thickness: 25mm)

the polishing pads and Bio-foam filters also fit for Fluval 304 305 306

Compatible with Eheim Classic 2217 / 600

Package inclued: 6 PCS Nitrate foam

Custom designed and manufactured for the Fluval 4 PLUS 4+ Filtration Systems

12 x polyester pads

Packing include: 6 pcs fine foam filter

Blue foam side captures large particles

High quality

600/Ultra G Pro 3 filter 2071

Provide efficient water flow with less clogging for long lasting filtration

while the polyester side filters out finer debris and contaminants