HEADING: A: AAMA through Awning AAMA - American Architectural
Manufacturers Association. A national trade association that
establishes voluntary standards for the window, door,
storefront, curtain wall and skylight industries. Absorptance -
The ratio of radiant energy absorbed to total incident radiant
energy in a glazing system. Absorption - Transformation of
radiant energy to a different form of energy by interaction with
matter. Aesthetics - The science and philosophy of beauty. Air
Infiltration - The amount of air leaking in and out of a
building through cracks in walls, windows and doors. Air-Leakage
(Air Infiltration) - The amount of air leaking in and out of a
building through cracks in walls, windows, and doors. Air-
Leakage Rating - A measure of the rate of air-leakage around a
window, door or skylight in the presence of a specific pressure
difference. It is expressed in units of cubic feet per minute
per square foot of frame area (cfm/sq ft.). Formerly expressed
as cubic feet per minute per foot of w