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With the rough opening being 7/8″ (2.2225 cm) wider and higher than the window or door, does this create too much of a gap?

April 26, 2017CM door opening rough wider window

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With the rough opening being 7/8″ (2.2225 cm) wider and higher than the window or door, does this create too much of a gap?

1 Answer

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Allowing less than this may increase the chances that a corner of the jamb will be in contact with the frame (rough opening). As the rough opening is seldom square and level, it is important to eliminate any potential load transfer and provide good insulation around your windows and doors.