Roof Decking And Roof Covering Difference

In the first half of the 20th century roofs in missouri were built with wood shingles over planks spaced about 1 apart.

Roof decking and roof covering difference.

The thickness of plywood used for roof decking depends on the roof slope the spacing of rafters and the weight of other material to be put over the decking as well as the design load the. Winds can tear roof coverings from roof decks and can tear roof decks from framing. Densdeck roof boards are utilized in a wide variety of roofing systems for new and re roofing applications as gypsum roof cover boards and thermal barriers. A roof s sheathing is simply a board that is nailed to rafters trusses or roofing joists covering them from the elements.

If you already have one of these types of roofs you could potentially cover the existing roof with pvc vinyl decking on top of a flat hard surface but you re much better off taking the roof down and starting over with a high quality vinyl decking material. Wood shingle are expensive so when these roofs need to be torn off and replaced it is cheaper to resheath the entire roof and go over it. If you know what wall decking is roof decking is similar but generally made from thicker and stronger materials than your wall. Roof coverings as materials systems or fasteners can be weakened from extensive corrosion.

Plank sheathing usually 1 6 or 1 8 was used as a roof deck before plywood. Hail damage and hold up well under normal construction and maintenance foot traffic while stiffening and stabilizing roof decks.