Framing A Metal Roof

Then gather your measurements by calculating the run rise and length of each rafter segment in feet and the pitch of your roof in inches.

Framing a metal roof.

Install the roofing screws vertically along each rib in the panel. For those looking for a metal deck roof that is collapsible this gazebo features a metal frame for sturdiness yet is easy to set up and take down. To frame a roof start by choosing a roof style like a frame or gabled. I cut rafters out of 2x8s frame this pole barn lean to.

Then remove the rest of the roof including all the shingles. Shed roof framing with common rafters. And the line length measurement from the roof peak to the building wall is the hypotenuse. Spacing of furring strips for metal roof when installing a metal roof over an existing roof insulate the spaces between the wood strips with rigid insulation to prevent condensation before.

A metal roof must also allow for some overlap on each side of the panels which will reduce the effective width of the panel. To determine how far apart to set rafters measure the width of the metal panel and then the width of the first hill and valley of the panel. Enjoy your outdoor space by building this gazebo. Buy it now at kohl s.

First focus on removing the oldest shingles that are sticking out as well as any flashing or vents. If you ve wondered how to frame a lean to roof off a pole barn this video will show you how i did it. It s more watertight than shingles distributes snow load better metal lasts longer and it often sheds snow faster so ice snow guards might be needed. The run or half the building span is the base of the triangle.

Remove any nails sticking out and reposition any metal gutters so that water flows properly off the roof. 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. Darker colors attract solar gain and heat so helps shed snow more quickly. Next use these calculations to determine how many rafters you ll need for your roof and cut them to size.

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. Be sure the larger edge is laid so that the small edge of the next panel will overlap it. Metal roofing is a good choice for snowy climates. Move it when needed to stay in the shade.