Tetra Whisper ATS26170 Assembled BioBag Filter Cartridges, Large 6 Count

For the ultimate in convenience, choose assembled Whisper bio-bag cartridges. Like the unassembled, the packages are color-coded, making it easier than ever to remember which size to purchase.

• Large, 6-Count (2 pack of 3-Count)
• Conveniently Assembled and Ready-to-Use, Easy to Assemble, Easy to Replace
• Keeps water crystal clear.
• Mesh Catches Debris And Fish Waste. Removes odors and discoloration.
• Fits whisper power filters 20i,40i, c,20,30,40, and 60.