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Glass mullion system with vertical glass fins. Glass mullion system or glass fin system is a glazing system in which sheets of tempered glass are suspended from special clamps, stabilized by perpendicular stiffeners of tempered glass, and joined by a structural silicone sealant or by metal patch plates.
Single glass windows are no longer in general use. [ 4 ] The insulation provided by double or triple glazing can be further improved by selecting windows with low-e coatings , thermal breaks and argon or other similar gas between the panes, and also by selecting windows with high energy-efficient frames.
Pella Corporation earned an ENERGY STAR Partner of the Year 2013 award, presented by the U.S. Environmental Protection Agency (EPA) and the Department of Energy (DOE) for manufacturing energy-efficient windows and educating consumers about them. [8] Pella has been an Energy Star partner since 1999. [8]
Insulating glass is an evolution from older technologies known as double-hung windows and storm windows. Traditional double-hung windows used a single pane of glass to separate the interior and exterior spaces. In the summer, a window screen would be installed on the exterior over the double-hung window to keep out animals and insects.
Mullions may be made of any material, but wood and aluminium are most common, although glass is also used between windows. [3] I. M. Pei used all-glass mullions in his design of JFK Airport's Terminal 6 (National Airlines Sundrome), unprecedented at the time. [4] Mullions are vertical elements and are often confused with transoms, which lie ...
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]