Dust Filter DEMCiflex for Lian Li O11 Dynamic XL Bottom, black

DEMCiflex dust filter for Lian Li O11 Dynamic XL Bottom is a fabric filter assembly designed to fit the bottom intake of the Lian Li O11 Dynamic XL computer case. The black filter provides a removable and washable barrier that reduces dust ingress to the power supply unit (PSU) and lower-chamber components while maintaining intake airflow. With a lightweight construction, it is intended to simplify routine cleaning and help preserve internal component cleanliness during desktop PC maintenance.

Advantages

The DEMCiflex filter combines a thin, low-resistance fabric with a frame designed to align with the case intake, offering dust protection without substantially restricting airflow. It is removable for convenient rinsing or vacuum cleaning and its black finish blends seamlessly with the case interior. The filter’s low weight reduces stress on mounting points and makes handling during installation or cleaning easier.

Suitable for

• Users of the Lian Li O11 Dynamic XL case seeking bottom intake dust protection
• PC builders who want a removable and washable dust barrier for the PSU area
• Maintenance routines focused on improving airflow longevity and reducing dust accumulation

Key specifications

• Color: black
• Material: fabric filter assembly designed for low airflow resistance
• Mounting location: bottom intake of Lian Li O11 Dynamic XL case
• Weight: 0.05 kg
• Cleaning: removable and washable

How to use

To install, remove the case’s bottom intake cover or access panel, align the DEMCiflex filter with the intake opening, and secure it according to the Lian Li case’s mounting points or clips. For cleaning, remove the filter, rinse under running water or use a soft brush or vacuum to remove accumulated dust, allow it to dry completely before reinstalling to avoid moisture near internal components. Reinstall the filter in the same orientation to ensure proper airflow and fit.

Recommendations

Inspect the filter regularly—every one to three months depending on environment—and clean as needed. Avoid using solvents or high-temperature drying methods. Ensure the filter is fully dry before reinstallation and maintain proper case airflow by not obstructing fan intakes.