The most common roof decks used on flat roofs are steel roof decks. They are made out of cold-rolled sheets. Cold rolled refers to when steel is shaped into the decking or roof panels at room temperature. There are ribs in each panel that make them strong and rigid.
Ribs are referring to the grooves in steel panels that make them strong.
The panels come in many thicknesses, sizes, and spacing of ribs.
Many roof decks are used on flat roofs, but steel roof decks are the most popular choice in the industry today.
Other Roof Decks Installed on Flat Low-Slope Roof Systems
Cement Wood Fiber Roof Decks made from wood fibers. These are bonded together with cement and other binders. Then they are pressed together and molded into panels.
Gypsum Concrete Roof Decks made of gypsum material mixed with fillers.
Structural Concrete Roof Decks either poured on site or made into planks and then set in place.
Many types of wood roof decks exist as well, such as wood plank, plywood, and oriented strand board.
Insulating Concretes – light weight insulating concretes can be used as fills or toppings. Insulating concretes can be poured over another surface like corrugated steel or form boards.
