• Calculation method of exhaust air volume and fresh air volume

    Calculation method of fresh air volume IAccording to the number of people that can be accommodated in the room: (applicable to divided, multiple small rooms)Qm=N ×qmN-number of people; (the number of

    2021/01/12 金晓 1

  • EC duct fan solves family breathing problem

    At the moment of epidemic situation, EC pipe fan solves the problem of family breathing.Due to the outbreak of new coronavirus in a large area this year, many enterprises and industries are in a state

    2020/11/26 金晓 6

  • Classification of fresh air system filters

    Since the outbreak of the new crown pneumonia epidemic, fresh air products have become one of the most concerned products of the whole people. People are always thinking about whether they need to ins

    2020/10/27 金晓 6

  • Fresh air system installation and matters needing attention

    How to install:①Connect the main power supply from the switch box, and use the screw rod to hoist the host to the designated position.②Install the piping system. The rigid pipe needs to be installed with an elevator every 150cm, and each joint needs to be wiped with pvc glue. In the area of the hose in the pipeline

    2020/10/13 金晓 20

  • The role of fresh air system installed in the office

    The office is a place where people gather. It is natural to deliver fresh and clean air. Therefore, the office fresh air system is especially important.First of all, we need to understand what a "fresh air system" is.

    2020/08/20 金晓 11

  • Silent duct fan solves noise problems

    How to solve the noise problem of the fresh air system There are two main noise sources in the fresh air system, one is the noise of the fresh air main engine itself, and the other is the noise a

    2020/07/21 金晓 10

  • Selection of fresh air system for different units

    The fresh air system can be divided into ceiling duct fresh air, cabinet fresh air, wall-mounted fresh air and window fresh air. So, for the size of different units, what type of fresh air system

    2020/07/17 金晓 4

  • Where is the source of formaldehyde at home

    At present, there are more than 500 kinds of volatile organic compounds (VOCs) in indoor air, among which there are more than 20 kinds of carcinogenic substances and more than 200 kinds of pathogenic

    2020/07/06 金晓 12

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