Filled with Ultra-Activated® carbon, the ready-to-use disposable single packs remove waste particles, odors and discoloration, and are easily changed once a month. The Whisper® Bio-Bag® multi-packs come unassembled and offer economical pricing on larger quantities.

Whisper EX Power Filtration Systems Feature:
• Simple Set Up -- Ready to go right out of the box. No priming required.
• Simple Operation -- Patented Timestrip technology lets you see at a glance when it's time to replace your carbon filter.
• Scientifically Engineered Water Flow -- Continuous flushing action prevents debris build up. Outflow maximizes water agitation and oxygenation.
• 3 Year Limited Warranty on all models

The Whisper® In-Tank filter features adjusts easily to high or low water levels with mounting suction cups and/or bracket. Each filter comes with one pre-assembled Whisper® Bio-Bag® filter cartridge.

The Whisper® Air Pump's 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.

Whisper aquarium pumps easily power air stones, bubble wands and action ornaments, undergravel filters, sponge filters, internal filters, protein skimmers.

Tetra Tec Whisper Air Pump Features
• Minimal noise, maximum air flow.
• All models include a plastic tee; Model 100 also includes two adjustable airflow valves.
• 2 year warranty against defects in materials or workmanship (with the exception of rubber parts)