Filter Sock (150 Microns)

These 150 Micron Filter Socks provide high-efficiency mechanical filtration for aquarium sump systems, quickly removing fine particulates, detritus, uneaten food, and suspended waste before they can break down and impact water quality.

Made from durable felt material, these socks offer excellent clarity polishing while maintaining strong flow — perfect for reef tanks, freshwater aquariums, and high-load systems.

Available in two popular sizes to fit a wide range of sump holders and drain configurations.

• 4″ × 15″ – 150 Micron Filter Sock
  

• 7″ × 16″ – 150 Micron Filter Sock