PortaFab modular offices and enclosures utilize a 22 gauge ribbed steel roof, 1-1/2" deep, painted and cut to length. This "dust cover" is supported by the framing system and lies within the cornice mold or top cap of the office for a clean and professional look. Units over 12' in length require load bearing roof beams as shown below. The ceiling system hangs approximately 6" from the dust cover providing a plenum for electrical wiring and light fixtures. It consists of a prepainted metal grid with lay-in acoustical ceiling tiles made from class A non-combustible white fissured mineral board. Standard ceiling tiles are 2' x 4', but custom ceilings are available.
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Load-bearing Roofs The stud posts in all of our wall systems are structurally designed to support up to 125 lbs/square foot - ideal for walkable platforms, maintenance loads, two story structures and even parts storage. In addition, we can provide a number of accessories to finish out the load bearing roof including: stairs and landings, handrail, swing gates and a variety of flat surfaces to finish off the top of the roof. | ![]() | |||||