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Glossary - A | Everest

Air infiltration

The amount of air leaking in and out of a building through cracks in walls, windows and doors


Air leakage

The amount of air leaking in and out of a building through cracks in walls, windows and doors


Annealed glass

Standard sheet of float glass which is heat-treated to increase its impact resistance


Annealing

Heating above the critical or recrystallization temperature, then controlled cooling of metal, glass, or other materials to eliminate the effects of cold-working, relieve internal stresses, or improve strength, ductility, or other properties


Argon

An inert, non-toxic gas often used in insulating glass units to reduce heat transfer