The external jamb of a door or window opening at right angles to the wall face is:
AHorn
BReveal
CMullion
DTransom
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Related Questions:
The space provided for fixing door, window or ventilator in a wall is called
_________extends from post into wall for strong connection between door frame and masonry wall.
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The vertical member used in a door frame is known as:
The depression on the recess made inside the door frame to receive the shutter is