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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
12" high curb and 3-5/8" wide flange for securing to roof deck
Century ORM5458
dry surface: concrete
The frame and door are 16 gauge steel with a 1" wall flange and concealed hinge
Carriage Bolt - 3/8-16 x 2-1/2" - Round Head - Steel - Zinc CR+3 - Grade A - FT - A307 - Pkg of 50 9V 12" high curb and 3-5/8"Round Head Carriage Bolts feature wide round heads without screwdriver slots to fasten soft wood, plastic and metals without pull through. Fasteners are made of steel for long lasting reliability and strength. Features square necks that grip substrate to prevent the bolt from turning as nuts are tightened. Designed for use in pre drilled holes with fastener nuts and can be tightened by hand, wrench or industrial strength pneumatic tools.
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