How big is a mullion?
MULLION & TRANSOM SIZES The standard width (w) dimension for all mullion/transom sections in the 4F1 series is 2″ (50mm) but the height (h) is available in six different sizes ranging from 2″ (50mm) to 7″ (180mm).
How big are curtain wall panels?
Typical units are five to six feet wide, while modules range in dimension. The standard size is around one story tall and one module wide; however each section may incorporate multiple modules.
What is transom in curtain wall?
Transom or horizontal rails are horizontal members on the curtain wall panel. The mullions or vertical rails are anchored to the edge slab or beam. These are mainly involved in supporting the dead weight of the curtain wall.
How thick are mullions inches?
Typically, they are from 0.5 inches (1.27 cm) to 0.87 inches (2.2 cm) wide for residential windows. There is one more option. Simulated divided-light windows are constituted of one piece of glass. In this case, the muntins are removable, and you can attach them between double glass window panes.
What is a beauty cap in construction?
A snap-on cover, or “beauty cap,” is then used to conceal pressure plate fasteners. Performance of any field-assembled or field-glazed curtainwall is only as good as field workmanship allows and is limited by variables such as weather, access and job site dirt and dust.
What is difference between storefront and curtain wall?
Curtain wall is used for frames that are 13 feet or higher (though they can be used on frames 11-12 feet tall). Storefront is used for frames up to 10 feet. Curtain wall is thicker than storefront. Curtain wall starts at 2.5in in depth and can be as thick as 8in deep.
What are mullions and transoms?
A transom is a horizontal beam that is paired with a mullion that divides a window’s upper part into additional lights. When transoms are positioned, generally they will be placed above head height to avoid obstructing the view from a window.
What’s the difference between mullions and muntins?
Mullions are vertical shafts located in between windows. These elements offer structural support for the windows. Meanwhile, muntins are found on the window glass itself. They are vertical and horizontal elements that divide a window’s glass into a grid.
What are door mullions?
A mullion is a fixed or removable part of the frame which separates door leaves, a door and sidelites, glazed areas, or paneled areas. Hollow metal mullions allow for the prepping of strikes for all different types of locks including deadbolts, cylindrical locks, mortise locks, and rim or mortise exit devices.
What are window walls called?
The definitions for window wall, also called a ‘ribbon window’ in some markets, vary depending on where you look. Several publications describe them as a curtain wall frame containing fixed or operable glazing, opaque panels, or a combination thereof.