Page 66 - Andersen Architectural Collection A-Series 2018-19 Product Guide for Professionals

WINDOWS

Minimum Rough Opening Calculation Examples

Single Window

2'-11 1 /4" (895) Width dimension, window 1
3
+ /8" (10) Rough opening clearance, side 1
3
+ /8" (10) Rough opening clearance, side 2
3'-0" (914) Total
3 ⁄8" Window 1 3 ⁄8"
(10) (10)
Minimum Rough Opening = 3'-0" (914)

Two Vertical Joined Windows

1
2'-11 /4" (895) Width dimension, window 1
1
2'-11 /4" (895) Width dimension, window 2 For factory-joined windows
3
+ /8" (10) Rough opening clearance, side 1 modular sizing allows for
3
+ /8" (10) Rough opening clearance, side 2 easy calculating.
3
+ /4" (19) Fiberglass joining material 3 ⁄8" Window 1 Window 2 3 ⁄8"
(10) 3 ⁄4" (19) (10)
6'-0" (1829) Total
Minimum Rough Opening = 6'-0" (1829)

Three Vertical Joined Windows

2'-11 /4" (895) Width dimension, window 1
1
2'-11 /4" (895) Width dimension, window 2
1
1
2'-11 /4" (895) Width dimension, window 3
+ /8" (10) Rough opening clearance, side 1
3
+ /8" (10) Rough opening clearance, side 2
3
+ /4" (19) Fiberglass joining material 3 ⁄8" Window 1 Window 2 Window 3 3 ⁄8"
3
(10) (10)
+ /4" (19) Fiberglass joining material 3 ⁄4" (19) 3 ⁄4" (19)
3
9'-0" (2743) Total Minimum Rough Opening = 9'-0" (2743)

• Dimensions in parentheses are in millimeters.
• Rough openings may need to be increased to allow for use of building wraps, flashing, sill panning, brackets, fasteners or other items.
• Details are for illustration only and are not intended to represent product installation methods or materials. Refer to product installation guides at andersenwindows.com.

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