BRS Felt Filter Sock with Plastic Ring 4" x 8"

Helps Keep Water Clear

200 micron material helps make your water look crystal clear and helps reduce nutrients by removing free-floating debris.

Equipment Saver

Catches snails, algae and other large debris before it can enter your sump and damage your pumps and other equipment.

Reusable

Felt filter socks can be turned inside out, washed in bleach and used again. If using bleach be sure to soak the sock in water with dechlorinator after cleaning and allowing the sock to completely dry out before placing back into use on an aquarium.

Universal Compatibility

4" x 8" - Fits any standard 4″ filter sock holders and sumps.

Specifications

• Durable Plastic Ring
  
• 200 Micron Felt