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What will affect the price of HEPA filters?

The common partitions of HEPA filters with bulkhead are aluminum foil and white cardboard. The price of aluminum bulkhead HEPA filters with the same specifications and models is different from that of paper bulkhead HEPA filters. Generally, paper bulkhead filters can be used in situations where the environment is not high; otherwise, aluminum bulkhead HEPA… Continue reading What will affect the price of HEPA filters?