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Gilkey Windows Structural Performance - Air Resistance |
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Air Resistance | Water Resistance | Wind Resistance | Forced Entry |
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Airtightness is measured by applying 75 pascals of pressure--the equivalent of a steady 25 mph wind--to the outside of the window. Interior air infiltration is then measured in cubic feet per minute per foot of window joint.
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The results are from national tests under the following standards: AAMA NWDA 1011.S2-97 |
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