Metal Roof On Plywood Decking

An affordable option and easier to lay than shingles tin is the most commonly used type of metal roofing.

Metal roof on plywood decking.

The contractor can choose an oriented standard board osb or plywood to create the decking of the roof. I m in the process of installing a metal roof over an outside deck. Unfortunately many homeowners who have a flat deck roof have to deal with frequent leaks. Selecting the right underlayments for a lifetime metal roof should be a primary concern for anyone thinking about specifying or choosing to install a metal roof on their home.

Let s take a look at the most common types of metal roofs for houses. This component is essential in both metal roofing and traditional asphalt shingle roofing. This is usually because low quality leak prone decking materials such as epdm rubber are used often in an effort to save money. Whether you are looking to install a metal roof on a shed or a house it s important to know the difference in the various types of metal roofs available.

On average 300 sq ft. Of roof decking costs 800 2 800 to install depending on the material you choose. I was planning on putting plywood over the rafters and cross the rafters with a 2 x4 every 16 to secure the metal roof to. Metal roofing panels rated for architectural use attached to purlins horizontal pieces of wood or metal fastened to roofing trusses are structurally sound when installed according to your roofing manufacturer s instructions and local building codes.

Ensure that the plywood deck is strong enough to withstand the added weight of the metal panels. 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. My rafters are in place and now i m getting ready to purchase and install my flashing and sheathing. Rotted sagging areas in your roof s plywood decking should be replaced prior to installing metal panels in order to prevent costly repairs in the future.

In the process of constructing a roof there are typically two different roof decking materials. The quality and type of underlayments used on the project in the long term will affect the overall performance of the roof.