PRIMARY AIR FILTER

Filter Box - China Manufacturers, Suppliers, Factory

We emphasize advancement and introduce new products into the market each year for Filter Box, Activated Carbon Pocket Filter, Primary Cardboard Filter, Medium Pocket Filter,Air Filter Unit. Adhering to the business philosophy of 'customer first, forge ahead', we sincerely welcome clients from at home and abroad to cooperate with us. The product will supply to all over the world, such as Europe, America, Australia,Algeria, kazakhstan,Lesotho, Jamaica.With the first-class products, excellent service, fast delivery and the best price, we have won highly praise foreign customers'. Our products have been exported to Africa, the Middle East, Southeast Asia and other regions.

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  • Reviews

  • Report On Adding Filter Material Before The Initial Filter Of The New Fan

    Problem Description: HVAC personnel reflect that the initial filter of the new fan is easy to accumulate dust, the cleaning is too frequent, and the service life of the primary filter is too short....

  • How To Clean The Primary Filter

    First, the cleaning method 1. Open the suction grille in the device and press the buttons on both sides to pull down gently; 2. Pull the hook on the air filter to pull the device out obliquely do...

  • Filter Use Replacement Cycle

    The air filter is the core equipment of the air conditioning purification system. The filter creates resistance to the air. As the filter dust increases, the filter resistance will increase. When t...

  • How Many Levels Does The HEPA Network Have

    HEPA filter is the main filter used in most air purifiers. It is mainly used to filter small molecular particles dust and various suspended solids with a diameter of more than 0.3μm. The price gap ...

  • How to choose an air filte

    Air filters are silent sufferers – no one thinks about them because they usually don’t break or make noise. Yet, they’re an important part of your HVAC system – not only helping keep your equipment...

  • Relationship Between Wind Speed And Air Filter Efficiency

    In most cases, the lower the wind speed, the better the use of the air filter. Because the diffusion of small particle size dust (Brownian motion) is obvious, the wind speed is low, the airflow sta...

  • John 2021.11.21 08:34:32

    The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!

  • April 2021.11.08 19:45:36

    Goods just received, we are very satisfied, a very good supplier, hope to make persistent efforts to do better.

  • Louis 2021.08.23 02:17:53

    The company account manager has a wealth of industry knowledge and experience, he could provide appropriate program according our needs and speak English fluently.

  • Louise 2020.05.22 17:14:23

    We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.

  • Linda 2020.04.25 02:34:32

    Customer service staff and sales man are very patience and they all good at English, product's arrival is also very timely, a good supplier.

  • Erin 2019.12.15 10:44:42

    We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.

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