Whisper Bio Bags Large 12 Pack 29 55 gallon tank divider It does not leach phosphate

It does not leach phosphate or silicate back into the water and may be removed

cut tubing carefully along the attachment length to release the glassware

and can be used to test the oxygen levels in both freshwater and saltwater aquariums as well as ponds

or overlayered with river rock

Compact Top PT2224 Nano 20 x 9 x 15 cm 8” x 3

Whisper Bio Bags Large 12 Pack 29 55 gallon tank divider It does not leach phosphateWhisper Bio Bag Cartridges complete the Whisper Power Filter package for a clean, easy to maintain aquarium. The Whisper Bio Bag multi packs come unassembled and offer economical pricing on larger quantities. Fits: Large 20, 30,40 and 60 Power Filters and 20i & 40i Internals