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Living Space Interior · From the field

The garage ceiling has gaps where the drywall finish was left incomplete

Garage ceiling with visible gaps and unfinished sections in the drywall, exposing portions of the assembly above

What we found

The garage ceiling drywall had gaps and openings where the finish work was incomplete, leaving portions of the assembly without continuous coverage.

Why it happens here

An attached garage is separated from the living space above by a fire-separation assembly — a layer of gypsum board (drywall) whose job is to slow the movement of flames, heat, and combustion gases between spaces. That assembly does its job only when it forms an unbroken surface; any gap is a path through it.

What it means for you

With gaps present, the ceiling does not form a complete barrier between the garage and the living space above. In a fire, flames, heat, and combustion gases have a more direct path upward, which reduces the time available to get out safely.

What to do

Have a qualified contractor evaluate the garage ceiling and properly finish it so that all gaps and openings are filled and the assembly is fully continuous and sealed.

How common is this

Inspectors routinely check garage ceilings for complete coverage, and completing unfinished drywall work is a straightforward repair for a qualified contractor.

A fully sealed garage ceiling does the job it is designed to do — getting this closed up is a worthwhile early step.

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