Installing Metal Roofing On A Flat Roof

You are essentially sealing off the metal roof with this flashing and you need to make sure that is securely fastened.

Installing metal roofing on a flat roof.

Make sure that the screws are all aligned evenly as you will be able to see them from the ground if they are. Metal has quickly become the standard roofing material for commercial and flat roofing systems and for good reason. Use your neoprene washer head screws to secure the metal to the sheathing. They need to be about every 2 feet apart.

Be sure the larger edge is laid so that the small edge of the next panel will overlap it. For exposed fasteners avoid over tightening the fastener. The metal roofing will be installed onto the top of the boards. You can use 1 inch nails for the installation of eave flashing.

Take a metal sheet and use inch metal wood screws to affix the roofing onto the wood slats. Next you are ready to install the metal roof. Use metal 1 inch roofing nails to install the metal edging that goes around the perimeter of the roof. Place the first screw.

In a standing seam roof long single panels run vertically all the way from the eave to the ridge. The eave flashing or edging is just the steel metal strips used to cover the entire perimeter of the roof. Sunday august 5 2018 the traditional metal roof types such as 5v crimp shown above and corrugated are rated by the manufacturers for use down to a 3 12 pitch three inches of vertical rise for every foot of horizontal run. Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof.

Metal is one of the most durable roofing material to install however the initial investment is much higher up front than other commercial and flat roofing solutions. Can metal roofing be used on a low slope pitch roof. If you want to install steel over asphalt your best choice for installing metal roofing is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel.