Reef Crest 200 Micron Filter Sock (4 Inch)

The Reef Crest Aquatics 4 Inch 200 micron filter sock is an ideal way to trap larger particulate matter in your aquarium.

Constructed from high quality material, this all plastic and nylon filter sock will not degrade in the harsh saltwater environment.

Features

• 200 micron size traps larger particulate matter.
• Plastic ring mount will not degrade in your aquarium.
• Bypass free construction.
• Felt is machine washable ensuring long life.
• Keep a couple on hand for quick and easy replacement when one gets dirty.