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2021
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10
What are the main functions of fire-resistant windows in Liuzhou?
Author:
A Liuzhou fire-resistant window is a window composed of a steel frame, steel sash, and fire-rated glass, designed to isolate and prevent the spread of fire. The fire resistance rating of such windows must be at least 1.5 hours.
Liuzhou fire-resistant window It refers to a window composed of steel window frames, steel window sashes, and fire-resistant glass, designed to isolate and prevent the spread of fire. The fire-resistance rating of a fire-rated window must be at least 1.5 hours—meaning it can effectively block the spread of fire for at least 1.5 hours. For Class B windows, the fire-resistance rating must be at least 1 hour, while for Class C windows, it must be at least 0.5 hours. Classification of fire-rated windows: Fixed fire-rated windows—windows whose sashes cannot be opened. Liuzhou fire-resistant window ...that is, sealed and fixed on all four sides. Operable fire-resistant windows: These are windows whose sashes can be opened and closed; under the action of a fire-resistant window opening and closing mechanism, they can be securely shut. Functions of fire-resistant windows: Fire-resistant windows play an extremely important role in preventing the spread of fire. Fire-resistant windows serve as critical fire-isolation equipment in various types of buildings. II. Installation Requirements for Fire-Resistant Windows: 1. Upon receipt of the goods by Party A, Party A shall carefully inspect, according to the supply contract, whether the quantity, specifications, grade, and various accessories are qualified and complete. 2. During storage, fire-resistant windows should be stored vertically in a dry room and provided with anti-corrosion measures. Glass panes should be supported and placed against objects that will not damage the edges or surfaces of the glass. 3. Installation: (1) Before installation, the fire-resistant windows must be inspected. If the window frame or sash is warped or deformed, or if the glass has been damaged due to improper handling during transportation and storage, repairs must be carried out before installation. (2) When installing fire-resistant windows, use a level to ensure horizontal alignment or employ the string method for precise alignment, ensuring that the windows are perfectly horizontal and vertical, with clear distinctions between high and low points. (3) The window frame must be integrated with the building structure and connected to the wall using wooden or metal components. After installing steel window frames, cement mortar must be poured into the gap between the frame and the wall, and the mortar must be allowed to cure for at least 24 hours before the windows can be put into normal use. (4) The positions of the holes for hardware fittings must be accurate, ensuring that the fittings are installed smoothly and securely, meeting all usage requirements. (5) When installing fire-resistant glass, the seams on all four sides must be uniform. After positioning, fill the gaps on all four sides with fire-resistant cotton, then seal the edges. (6) In addition to the above requirements, installation must comply with the provisions of the "Construction and Acceptance Specifications."
Fire-resistant window, Liuzhou fire-resistant window
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