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Permanent Metal Air Filters

Airsan all-metal permanent air filters are designed for applications requiring maximum airflow with minimal pressure drop.

Pleated Air Filters

Airsan pleated air filters are a great option for generator sets, air intake systems for power equipment, and as washable air filters for electrical inverter cabinetry

Cylindrical Air Filters

Ideal for applications such as generator sets (gen-sets), fan and blower systems, vacuum systems, pump trucks, vacuum/pressure valves, and in-line fluid filtration.

Filter and Media Retainers

They can be easily built up to any height or width by the progressive addition of retainers.

Air Filter Accessories

Accessories to make cleaning and maintaining permanent metal air filters.

Reusable & Washable Filters

Looking for filters you can clean and reuse instead of replace? Every Airsan permanent metal filter is washable. Explore our washable air filters overview to choose the right reusable filter for HVAC, AC, and industrial applications.

Products

Pick a product to start

Permanent Metal Air Filters

Pleated Air Filters

Cylindrical Air Filters

Filter and Media Retainers

Air Filter Accessories

Reusable & Washable Filters

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2025