I understand new york city requires 1 4 diameter steel rods and 1 1 2 cold rolled steel channels to support ceilings.
Black iron suspended ceiling system.
In a ceiling assembly u channel is suspended from the overhead structure using hanger wire.
It defines maximum ceiling height for commercial tenant work.
Rigid structural support for gypsum wallboard veneer plaster or drop ceiling assemblies.
What is black iron as in that required for nyc ceiling suspension system.
Usg has a wide array of suspended acoustic ceiling products.
The needs of architects project managers and builders can be met with our suspended acoustic ceiling panels acoustic false ceilings and acoustic drop ceilings.
Drywall furring channel is commonly clipped with metal furring channel clips or wire tied perpendicular to the underside of the u channel at appropriate intervals for screw attaching drywall.
But its referred to as black iron.
Piping ductwork and electrical work in the ceiling are also fastened to routed through this supporting fame work.