The type grade thickness and installation of materials used for roof decks should conform to the requirements of the relevant local building codes of practice and regulations.
What material to use for roof decking.
The skeleton of a roof is formed with rafters or trusses generally spaced 16 inches or 24 inches apart from the center of one rafter to the center of the next.
Composite decking materials are made primarily from wood fibers and recycled plastics and are among the fastest growing decking options available today.
One of the best choices for flat roof decks is pvc roofing material which is proven to be completely watertight durable and long lasting.
To stabilize the rafters support the roofing material and hold the entire roof together roof sheathing is installed.
Plywood used for roof decking is typically called sheathing and.
The roof deck should be a stable smooth and solid surface where shingles can be easily and more important securely installed.
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Roof decks are typically constructed so that a layer of waterproofing material is sandwiched between the roof substrate and a floating deck on top.