150 Micron 4" Ring, 9" Short Nylon Mesh 4 Inch Filter Sock Bag Aquarium Marine Sump (Pack of 2, 150 Micron 4" x 9")

• 4 Inch Diameter Plastic Ring,9 Inch Short Long Bag.
• Filter socks are made of high qulity NYLON, Excellent for mechanical filtration.
• Micron rating: Available in 150 micron (0.15mm),150 micron mesh filter socks is smaller than 200 micron,which trap large to fine debris floating in the water to keep aquarium water crystal clear.
• Solid construction and heavy duty stitching make these socks strong and durable so these mesh socks can be cleaned and resued many times.
• Quantity: Available in Pack of 2 .

This filter sock is made from extremely high quality nylon, and can simply be rinsed and reused many times, by turning inside out and spraying with a hose. These filter socks are very durable, and will last being cleaned many times. Material: High Quality Nylon Quantity: 2 Pieces Micron rating: Available in 50Micron(0.05mm),75Micron(0.075mm),100micron (0.1mm) ,150Micron(0.15mm) 200micron (0.2mm) , 300 micron (0.3mm),400 micron (0.4mm)and 500 micron (0.5mm) These Filter socks provide crystal clear water! These bags have a high quality plastic welded ring, which does not contain any chemicals, and is totally suitable for use with aquariums. The ring contains a handle for easy removal and cleaning. This can be used on entry to a sump tank, or on a gravity return to a pond.