Tetra Whisper® Aquarium Air Pump A&E Aquatop recommends replacing the filter

Aquatop recommends replacing the filter insert filled with activated carbon every 4-6 weeks

Extra Large:

Non-Stick Surface: Eliminates litter caking and odor buildup

and molybdenum

soft and comfy

Tetra Whisper® Aquarium Air Pump A&E Aquatop recommends replacing the filterMinimal noise, maximum air flow. The Whisper Air Pumps dome shape actually flattens sound wave frequencies. In addition, each model features sound dampening chambers designed specifically for that model. And the air pump's rubber feet and suspended motor prevent sound waves from reflecting off surfaces such as tables and shelves. Available in models for aquariums from 10 to 100 gallons, Whisper Air Pumps provide a powerful flow of air. UL listed.