Roof Structure Wood And Metal

The two main types of substrates used with metal roofing systems are open framing and solid substrates composite or plywood.

Roof structure wood and metal.

Item 911671 model 2312080lw. The substructure to which the metal panels are fastened must be properly spaced and sufficiently thick to provide a roof or wall system able to meet required design loads. Wood pavilion with aluminum roof get a break from the sun s rays with this wood pavilion with aluminum roof. The hybrid roof structure is open web steel trusses combined with wood osb roof panels.

Metal sales classic rib 3 ft x 8 ft ribbed white metal roof panel. The pavilion is built with premium cedar lumber and has a coffee brown colored aluminum roof. An affordable option and easier to lay than shingles tin is the most commonly used type of metal roofing. Hybrid roofs are allowed by all of the model building codes for buildings of unlimited area with sprinkler systems.

Let s take a look at the most common types of metal roofs for houses. 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. Timber trusses also are built in a variety of styles using wood or metal joints. Heavy timber rafters typically spaced 240 cm 8 ft to 370 cm 12 ft apart are called principal rafters.

A 2 nominal lumber thickness provides the maximum pullout values for both screws and nails when the fasteners penetrate a minimum of 1 into the wood. It is attached directly to the decking along the bottom of the roof slope and above the underlay on the sides of the roof. They are designed by the manufacturer for each specific building. Pre manufactured roof trusses come in a wide variety of styles.

16 gauge purlins to secure the metal roof panels. Using recycled steel and wood from managed forests hybrid roof structures are a green solution. The open frame substrate uses wood or metal framing members such as bar joists or min. These enclosed structures made of metal or plastic feature openings and fins ensuring that the attic space is properly ventilated.

While not required by the code it is recommended by roofers and manufacturers. The type of truss you build will be suited for different weights which may help you determine the exterior materials you use. For pitched roofs the truss the framework can be made of wood or metal and the outside can have wood or asphalt shingles clay or concrete tiles or metal sheeting.