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// CODE SNIPPET

Section 406 Glass Replacement and Replacement Windows

2015 Michigan Rehabilitation Code > 4 Prescriptive Compliance Method > 406 Glass Replacement and Replacement Windows
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406.1 Replacement Glass

The installation or replacement of glass shall be as required for new installations.

406.2 Replacement Window Opening Control Devices

In Group R-2 or R-3 buildings containing dwelling units, window opening control devices complying with ASTM F 2090 shall be installed where an existing window is replaced and where all of the following apply to the replacement window:

  1. The window is operable;
  2. The window replacement includes replacement of the sash and the frame;
  3. The top of the sill of the window opening is at a height less than 36 inches (915 mm) above the finished floor;
  4. The window will permit openings that will allow passage of a 4-inch-diameter (102 mm) sphere when the window is in its largest opened position; and
  5. The vertical distance from the top of the sill of the window opening to the finished grade or other surface below, on the exterior of the building , is greater than 72 inches (1829 mm).
     The window opening control device, after operation to release the control device allowing the window to fully open, shall not reduce the minimum net clear opening area of the window unit to less than the area required by Section 1030.2 of the International Building Code.

Exceptions:
  1. Operable windows where the top of the sill of the window opening is located more than 75 feet (22860 mm) above the finished grade or other surface below, on the exterior of the room, space or building, and that are provided with window fall prevention devices that comply with ASTM F 2006.
  2. Operable windows with openings that are provided with window fall prevention devices that comply with ASTM F 2090.

406.3 Replacement Window Emergency Escape and Rescue Openings

Where windows are required to provide emergency escape and rescue openings in Group R-2 and R-3 occupancies, replacement windows shall be exempt from the require ments of Sections 1030.2, 1030.3 and 1030.5 of the International Building Code provided the replacement window meets the following conditions:
  1. The replacement window is the manufacturer's largest standard size window that will fit within the existing frame or existing rough opening. The replacement window shall be permitted to be of the same operating style as the existing window or a style that provides for an equal or greater window opening area than the existing window.
  2. The replacement of the window is not part of a change of occupancy.

Related Code Sections


Section 406 Prescriptive Compliance Method, Glass Replacement and Replacement Windows
The installation or replacement of glass shall be as required for new installations ...
2015 Michigan Rehabilitation Code > 4 Prescriptive Compliance Method > 406 Glass Replacement and Replacement Windows
1202.4 Historic Buildings, Replacement
in configuration, height, and size shall be permitted.      Replacement glazing in hazardous locations shall comply ...
2015 Michigan Rehabilitation Code > 12 Historic Buildings > 1202 Repairs > 1202.4 Replacement
Section AJ102 Existing Building and Structures, Compliance
Replacement windows shall comply with the requirements of Chapter 11 ...
2015 Michigan Residential Code > J Existing Building and Structures > AJ102 Compliance
R310.2.5 Building Planning, Replacement Windows
Replacement windows installed in buildings meeting the scope of this code shall be exempt from the maximum sill height requirements of Sections ...
2015 Michigan Residential Code > 3 Building Planning > R310 Emergency Escape and Rescue Openings > R310.2 Emergency Escape and Rescue Openings > R310.2.5 Replacement Windows
2401.2 Glass and Glazing, Glazing Replacement
The installation of replacement glass shall be as required for new installations ...
2015 Michigan Building Code > 24 Glass and Glazing > 2401 General > 2401.2 Glazing Replacement
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