2.75in NOSOK™ – Filter Sock Replacement Kit is a Reusable filter sock replacement with easy-clean filtration
The 2.75in NOSOK™ Filter Sock Replacement Kit is the smart alternative to traditional filter socks and complicated fleece roller systems. Instead of constantly washing dirty filter socks, simply wrap the reusable core with affordable filter floss and enjoy efficient mechanical filtration with minimal maintenance.
Designed for both freshwater and marine aquariums, the NOSOK™ delivers excellent filtration performance while making routine maintenance faster and easier.
Benefits
- Eliminates the need to wash traditional filter socks.
- Uses inexpensive filter floss for easy replacement.
- Provides efficient mechanical filtration.
- Easier to maintain than filter socks and filter cups.
- Less complicated than fleece roller systems.
- Suitable for freshwater and marine aquariums.
- Reusable design for long-term use.
Included Nylon Filter Screen
The included heavy-duty 255-micron nylon filter screen increases filtration efficiency. Simply place the screen inside the NOSOK™. When cleaning is required, remove the screen, unroll it flat, rinse it under running water, and reinstall it within seconds.
Specifications
- Compatible with 2.75 inch filter socks.
- Mounting diameter: 6.4–7.6 cm (2.5–3 in) using the included adapter.
- Overall length: 12.4 cm (4.9 in) from the mounting point.
- Minimum filter sock opening: 6.1 cm (2.4 in).
- Directly compatible with Waterbox AIO and Deskmate aquariums.
- Includes Universal Mounting Plate (UMP).
- UMP fits square and rectangular filter sock chambers from 12.1 × 7.0 cm (4.75 × 2.75 in).
Nylon Filter Screen
- Mesh size: 255 micron.
- Flat dimensions: 18.7 × 8.9 cm (7.375 × 3.5 in).
- Approximately 161 cm² (25 sq/in) filtration surface.
Package Contents
- 1 × 2.75in NOSOK™ Filter Sock Replacement Kit.
- 1 × 255-micron nylon filter screen.
- 1 × Universal Mounting Plate (UMP).
- 1 × Mounting adapter.














