



















































5 MICRON POLYPROPYLENE FILTER BAG — 4" x 20" (Reusable)
Clear water fast. This 5 micron filter bag captures fine particles, sediment, and contaminants from liquids. It works as an aqua filter sock, water filter bag, and sock filter for home, lab, and industrial use.
Key benefits
- Removes particles down to 5 microns for clearer water and cleaner liquids.
- Made of chemical-resistant polypropylene filter cloth for hot or cold liquid filtration.
- Reusable design lowers replacement cost and reduces waste.
- Fits standard 4" diameter x 20" length housings for quick swap-outs.
- Protects pumps, valves, and downstream equipment from clogging.
Main features
- 5 micron filtration rating for fine sediment and debris control.
- Durable polypropylene filter cloth suitable for juice filtration, aquarium filters, pond systems, and industrial process filtration.
- Standard 4" diameter x 20" length to fit Aqua Sense basket filter bag housings and many filtration sock systems.
- Single replacement filter sock included for easy maintenance.
- Compatible with sump pump filter setups, aquarium micron filters, and liquid filtration rolls.
Why choose this filter bag?
- For cleaner liquid: It traps very fine particles that screen filters miss.
- For lower maintenance: Reusable cloth means fewer purchases and less downtime.
- For reliable materials: Polypropylene resists common chemicals and works in hot or cold liquids.
- For easy fit: Standard 4" x 20" size fits most aquarium and industrial sock housings, including Aqua Sense baskets.
Who this is for (pain points solved)
- Aquarium owners who need clearer tank water and less frequent filter changes.
- Pond and sump users dealing with sediment and organic debris.
- Food and beverage processors needing fine mesh juice filtration.
- Labs and workshops that require consistent, chemical-resistant liquid filtration.
- Anyone frustrated with clogged pumps or frequent cartridge swaps.
How to use and care
- Slide into your 4" x 20" filter sock housing or basket.
- Replace or clean when flow slows or bag shows heavy debris.
- Rinse under running water to remove loose particles. For deeper cleaning, machine wash on gentle or soak with mild detergent. Air dry. Do not bleach or use high heat drying to preserve fabric life.
Compatibility & specs
- Filtration rating: 5 microns.
- Material: Polypropylene filter cloth (chemical-resistant).
- Size: 4" diameter x 20" length.
- Applications: Aquarium filter sock, pond filter bag, sump pump filter, juice filtration, lab and industrial liquid filtration.
- Package: 1 reusable micron filter sock.
Choose this 5 micron polypropylene filter bag for dependable fine filtration, easy installation in standard 4" x 20" housings, and reusable performance across aquarium, pond, juice, and industrial liquid filtration needs.