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General information

Terms revolving around windows

Window is made up of the frame, the sash and the glazing
Frame the outer frame of a window that is installed in the wall
Internal / external visible surface of the frame the surfaces of the frame that are visible from the inside / outside following installation
Frame tolerance Measure from the outer edge of the sash to the terminal edge of the frame following installation
Sash moving part of a window
Internal / external visible surface of the sash the surfaces of the sash that are visible from the inside / outside
Sash tolerance Measure from the outer edge of the sash to the glass strip
Rebate step height Measure between the internal visible surface of the frame and the internal visible surface of the sash
Sash height Height of the sash, in short, FH
Sash width Width of the sash, in short, FB
Opening width Distance between frame and sash at the main closing edge
Opening angle Angle between frame and sash
Main closing edge Sash edge that is opposite the hinge side
Secondary closing edge Sash edge from the hinge side to the main closing edge
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