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Masonry Opening (MO)

Masonry Opening Width

The MO width is the measurement of the opening from left masonry to right masonr. When determining the Masonry Opening, there is a 1/4″ adder to each piece of brickmould to account for the backer rod that is used.

Inswing

Outswing


Masonry Opening Height

The MO height is the measurement of the opening from the header masonry to subfloor. When determining the Masonry Opening, there is a 1/4″ adder to each piece of brickmould to account for the backer rod that is used.

Inswing

Outswing


The unit sits in the Masonry Opening. Therefore the Brickmould Dimension and the Masonry Opening are related. If you are able to determine one, you are able to determine the other.

Inswing

Outswing

Inswing

Outswing

Updated on November 19, 2020

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