Aluminum-Clad Window: A window with wood construction covered with aluminum sheet having a factory-applied finish (to provide a longer maintenance-free life).
Angle Bay Window: Also see Bay Window.
Architrave: The molded frame or ornament surrounding a window, door or other rectangular opening.
ASHRAE: American Society of Heating, Refrigerating & Air Conditioning Engineers, Inc., 1791 Tullie Circle, N.E. Atlanta, GA 30329. Toll-free for Customer Service: (800) 527-4723 (U.S> and Canada only). Phone: (404) 636-8400. Fax: (404) 321-5478
ASTM: American Society for Testing and Materials, ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA, 19428-2959 USA. Phone: (610) 832-9585.
Fax: (610) 832-9555.
Astragal: An interior molding attached to one of a pair of doors or side-hinged windows in order to prevent swing through; also used with sliding doors to ensure a tighter fit where the doors meet; often on older casements or swinging screens.
Awning Window: A top-hinged sash. See Jal-Awning Window. Introduced in the 1950s.