LTWHOME Bio Foam Filter Pads Fit for Fluval Bio-Foam Max 07 Canister Filter 206/207 & 306/307 (Pack of 6) These carbon filter pads are

These carbon filter pads are intended as an alternative to the poly/carbon cartridge

Packing include: 4 pcs fine and 1 pc coarse filter pad

405 Filtration Systems

Pack include: 12 x Foam filter

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

LTWHOME Bio Foam Filter Pads Fit for Fluval Bio-Foam Max 07 Canister Filter 206/207 & 306/307 (Pack of 6) These carbon filter pads arePack include: 6pcs. Custom designed and manufactured for Fluval 06 and 07 performance canister filters. Provide efficient water flow with less clogging for long lasting filtration. Provides both mechanical and biological filtration. Change every 6 months.