SC Glass And Glazing Practice Questions - South Carolina Glass And Glazing Contractor Examination Exam

Which nominal aluminum framing size is the most common storefront tube used at commercial entries?

1-3/4 in or 2 in face by 4-1/2 in depth 8 in steel I-beam with no glass pocket 3/4 in residential nail-fin window extrusion used as a curtain-wall mullion 12 in deep unitized cassette with no anchors

Correct Answer:

1-3/4 in or 2 in face by 4-1/2 in depth

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