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Perforated exit
One way route from the fire escape
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In this application of perforated sheet metal a fire escape is enclosed at ground level to keep unwanted visitors out, with a door that can only be opened from inside.
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Recent similar photos are Perforated patterns, Perforated door, and Moiré pattern (Photos 2022-1).
More photos from this fire escape in Spiral staircase (Photos 2015-1).
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