Equipment:


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Whole apparatus


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Filter/mask test

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Cartridge test



Materials and equipment:

Pressure drop/airflow rate/temperature/relative humidity measuring

KCL Particle Generator
(using ambient particles do not need a generator)



Demo videos to help you DIY!

Part 1: Testing Air Duct

Part 2: Filter Installation

Part 3: Particle Generation (alternative)

Part 4: Filtration Efficiency

Part 5: Pressure Drop Measurement

Part 6: Air Property & Velocity Measurement

Part 7: Whole Testing Process Example