2FY2SW Felt Filter Socks, 2-Pack, 50 Micron, 4 x 9 Inch Polypropylene

The 2FY2SW felt filter sock provides mechanical filtration for aquarium and other listed liquid applications, with 50-micron polypropylene felt to capture particles from passing liquid.

• 50-micron felt — provides mechanical filtration for liquid.
• Polypropylene material — the sock is made from PP felt.
• 4-inch ring and 9-inch length — gives you the Industry Size #3 dimensions to compare with your setup.
• Plastic ring — forms the opening of the filter sock.
• Two socks per pack — supplies a pair of filter socks.

Filter socks are used to remove particles mechanically as liquid passes through the felt. This short, fabric filter bag is made for aquarium and fish-tank filtration as well as a range of other applications, including beverages and industrial liquids. Its listed size and micron rating help you compare the sock with your filtration needs before choosing it.

What is the 2FY2SW felt filter sock used for?

The 2FY2SW felt filter sock is designed for mechanical filtration in aquariums and other applications involving water or process liquids. In aquarium and fish-tank use, regular replacement helps maintain clear water. The listed applications also include oil, biodiesel, fuels, beverages and chemical-industry processes.

• Suitable application categories include water and beverages.
• Industrial applications include biodiesel, fuels and oil.
• The listed range also covers microorganisms and chemical-industry use.

What size filter sock should I compare it with?

The 2FY2SW felt filter sock is Industry Size #3, measuring 4 inches (10.16 cm) in diameter and 9 inches (22.86 cm) long. Compare those dimensions with the filter opening and available space in your setup. The 50-micron felt is the filtration rating for this model.

• Opening: 4-inch ring diameter.
• Bag length: 9 inches.
• Micron rating: 50 microns.

What materials and applications are specified?

The 2FY2SW felt filter sock is made from polypropylene (PP) felt and has a plastic ring. Its listed chemical-process applications include weak acids, strong alkalis, solvents and organic solvents. Application needs vary, so compare the liquid being filtered with the stated range before use.

• Filter-bag material: polypropylene felt.
• Ring material: plastic.
• Additional listed applications: weak acids, strong alkalis and solvents.

The 2FY2SW felt filter sock suits aquarium owners and users seeking a 50-micron fabric filter bag for the listed water, beverage, fuel and industrial applications. The two-sock pack provides a pair of Industry Size #3 socks, each with a plastic ring and polypropylene felt body.

Read our guide: A beginner’s aquarium set-up checklist: from bowl to tank