万人龙虎

400-613-7776
0371-63380313

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Manager Wang

0371-63380313

17752517776

zwdoors@qq.com

No.6 Development Road, Mazhai Industrial Park, Erqi District, Zhengzhou City, Henan Province

  • Fire Secret Installation Process Revealed

    Fire Secret Installation Process Revealed

    I. Construction of fire door 1. Fire door is divided into two types: wooden and steel. The finished product must meet the fire performance required by the design, and the product of the production unit must be approved by the public security department. All metal components are arc welded. Welds must be free of defects such as unmelted, unwelded vents, cracks, and burn-through.

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  • I have a house, which is warm in winter and cool in summer. ”How does the energy-saving fire door realize the green energy saving?

    I have a house, which is warm in winter and cool in summer. ”How does the energy-saving fire door realize the green energy saving?

    "I have a room where it is warm in winter and cool in summer" is a dream of older children. Either write it in the composition or share it in class. Now the popularity of air-conditioning and the planning of plumbing are perfect. Winter is warm and summer is no longer a dream. Covering a blanket in summer and wearing shorts in winter are very pleasant. But behind this cozy,

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  • Roller shutter installation is not standardized, a project may pay 100,000! Installation Guide for New Inorganic Cloth Fire Roller

    Roller shutter installation is not standardized, a project may pay 100,000! Installation Guide for New Inorganic Cloth Fire Roller

    Due to the improper installation of fire shutters, the product is damaged, the operation is not smooth, and other after-sales problems. Occurred on the project from time to time, generally Party A will require debugging and reinstallation. More serious may force the removal and replacement of other brands. Therefore, the installation of fire shutters is not standardized, and a project loses 100,000, which is not a word of mouth.

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  • 3 minutes to show you the installation and construction plan of steel fire doors that require door frame grouting

    3 minutes to show you the installation and construction plan of steel fire doors that require door frame grouting

    I. Preparation before installation Before entering the site, the building plans, door and window tables, and large-scale drawings must be synthesized, and then the on-site openings and actual quantities should be compared to ensure that the door and window tables, large-scale drawings, specifications, models, and quantities are consistent. In order to grasp the installation of each part and the corresponding baseline data, Party A needs to carry out in writing

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  • Demystifying ‖ Is the fire door installed by the developer really safe?

    Demystifying ‖ Is the fire door installed by the developer really safe?

    "What is a fire door? What is a normally open or normally closed fire door? What is the difference between them? Under what circumstances should a normally open or normally closed fire door be used? What should I pay attention to when distinguishing between true and false fire doors?" For these and How can we be confused about safety-related issues? What is a fire door? Fire door

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  • Learning to install wooden doors, this comic tells you the trick?

    Learning to install wooden doors, this comic tells you the trick?

    Although wooden doors in custom homes will basically have a special decoration team to install them now, many people still want to be able to clearly understand the detailed process of wooden door installation, so today we will share a few cute cartoons of wooden door installation. Learn! Click to add a picture description (up to 60 words)

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  • Fire door industry online promotion skills and case details

    Fire door industry online promotion skills and case details

    The fire door industry is an indispensable part of the entire construction industry. In recent years, with the introduction of the improvement of laws and regulations, a series of local policies have been introduced. Fire doors also gradually entered everyone's field of vision. At the same time, the booming development of the fire door industry has also ushered in. 2019 is also a year when China's communications technology is booming.

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  • Dry goods || How to choose fire door? You do n’t understand

    Dry goods || How to choose a fire door? You do n’t understand

    Dry goods || How to choose a fire door? Many users can only say when they need a fire door when purchasing, as to what kind, what material, what grade, what style and even how big the size is, how to open it is almost a matter of asking, some know some but not detailed. This article summarizes the following points

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