BioTek Marine Drawstring Filter Socks

BioTek Marine Drawstring Filter Socks


  • High Quality Double Stitched Felt
  • Available in 100 or 200 micron Pore Sizes
  • Pre-rinsed for Instant Use
  • Made in USA
  • Size: 4”x 14” or 7″ x 16″

Instantly improve your water quality with the BioTek Marine 100 or 200 micron drawstring filter socks. These highly durable mechanical filters help trap uneaten food, free floating particulate matter, micro-bubbles, and even dust from your aquarium.  With built-in drawstrings, this filter sock can be used in many settings. Double stitched for maximum durability, micron socks are truly the BEST upgrade to your filter/sump for polishing water. The result is higher quality aquarium water.