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  • 17/09/2022
    Getting Started with Primary Filters?

    Introduction of primary filter: The primary filter is suitable for the primary filtration of air-conditioning systems, mainly used to filter dust particles above 5μm. The primary filter has three styles: plate type, folding type and bag type. The outer frame materials include paper frame, aluminum frame, and galvanized iron frame. The filter materials include non-woven… Continue reading Getting Started with Primary Filters?

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