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A typical installation of insulated glass windows with uPVC frames. Possibly the earliest use of double glazing was in Siberia, where it was observed by Henry Seebohm in 1877 as an established necessity in the Yeniseysk area where the bitterly cold winter temperatures regularly fall below -50° C, indicating how the concept may have started: [2]
A window is an opening in a wall, door, roof, or vehicle that allows the exchange of light and may also allow the passage of sound and sometimes air.Modern windows are usually glazed or covered in some other transparent or translucent material, a sash set in a frame [1] in the opening; the sash and frame are also referred to as a window. [2]
uPVC or vinyl sash windows have become available since the first PVC window frames were being introduced in Germany in the 1960s. [8] They have come to dominate the window industry with more than 50% of all window sashes being made of vinyl in the USA as of 2017 [citation needed]. The waterproof nature of uPVC and ease of installation are also ...
Architectural Glass and Aluminum (AGA) is a specialty glazing contractor located in the United States. Architectural Glass & Aluminum provides engineering, design, fabrication, installation, and assembly services for custom glazing systems, such as Curtain Wall, Storefront, Punched Openings, and Window Wall.
In order to assist in keeping the glass attached to the security window film and the frames, Shatter Safe Security Window Films recommends that the glass must be attached to the window frame (not the gasket) so that the edge of the film becomes an integral part of the glass and the frame. There are two common methods of accomplishing this.
The type of window frame and the insulation of its cavity are critical for energy-efficiency and thermal performance (and for strength, durability and maintenance). Aluminum frames are excellent for strength, durability and maintenance but they are a poor choice for thermal insulation. Aluminum is an extremely conductive material.
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