Whisper Bio Bags Large 12 Pack 29 55 gallon tank divider giving off intense “muscle-penetrating” infrared

giving off intense “muscle-penetrating” infrared heat

Works best with aquarium population sizes between dense 90 gal to sparse 175 gal

Accelerated growth potential

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

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

Whisper Bio Bags Large 12 Pack 29 55 gallon tank divider giving off intense “muscle-penetrating” infraredWhisper 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