Penn Plax Cascade BT1 Filter Cartridge

Features:

• Super simple to install and remove
• Zero need for cutting or trimming
• Instantly ready for use
• Perfectly fits NuWave 1.5 - gallon aquariums
• To get the best water - filtering results, swap out the cartridge every 6 - 8 weeks

Includes: 1 filter cartridge

Using your Penn Plax BT1 Filter Cartridge is a breeze. Just grab the cartridge and install it without having to cut or trim anything. It's ready to go right out of the package and fits snugly in your NuWave 1.5 - gallon aquarium. To keep your aquarium water clean and clear, remember to replace the cartridge every 6 - 8 weeks. This will ensure the filter keeps working at its best. When you're ready to change it, simply remove the old cartridge and put in a new one. That's all there is to it!