Glossary of Terms

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Window and door terminology: Air infiltration This test measures air infiltration through a window or door, excluding air, which passes between the frame of the unit and the wall. The units are tested as specified in AAMA/NWWDA 101/I.S.2-97: cfm (cubic feet/minute) per square foot of overall frame dimension. Awning Window…

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Window & Patio Door Performance

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Performance Ratings – How It Works. The Energy Star program was developed by the U.S Department of Energy and the U.S Environmental Protection Agency to help identify energy-efficient choices for your home. The Energy Star seal is only granted to products that demonstrate significant reduction in energy consumption in the…

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Energy Efficiency

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Why is energy efficient so important in windows? In recent years, energy efficiency has become a prime consideration in the manufacturing of windows and doors. Both the Canadian and U.S. governments have realized the benefits of reducing energy consumption and the reduction of green house gasses for both the economy…

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Vinyl City Windows & Doors Inc. 2018

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