How To Install Metal Roofing On Rafters

When installing a metal roof over an existing roof before installing the.

How to install metal roofing on rafters.

If you have an assistant have him hold it while you climb to the roof. They are installed on top of the roof rafters with a felt underlayment or vapor barrier installed on top. How to install a metal roof over open rafters step 1. Take your first sheet of.

Metal roof purlins are installed horizontally under metal roofs. Brace the ladder securely. Place the first screw. 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.

The edging or eave flashing consists of metal strips that are used to cover the perimeter of the roof. If rafter spans are less than 8 feet headers perpendicular rafters nailed across the rafter ends are adequate for rafters that sit on top of beams. Place the base on the work surface and then place a truss plate at the end. Put on your safety equipment including gloves safety goggles and the roofer s harness.

Always begin working at the point with the longest peak to eave distance. My rafters are in place and now i m getting ready to purchase and install my flashing and sheathing. I m in the process of installing a metal roof over an outside deck. Use your 1 1 4.

Place the truss plate and then install the bolts. 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. Next you are ready to install the metal roof. Purlins are 2 by 4 feet and are installed much like metal roofing.

Experienced do it yourselfers can use a nail gun with 8d nail clips instead of a hammer and nails. Snap a chalk line across the rafters where the blocking will go and then work your way across the joists measuring and notating the lengths of blocking you ll need. Install the roofing screws vertically along each rib in the panel. You can use 1 inch nails for the installation of eave flashing.

Add the metal panels. Only you re driving the 6 screw through the underside of the top plate into the top and bottom chords of the truss instead of into the rafter. Be sure the larger edge is laid so that the small edge of the next panel will overlap it. As with the rafter make sure you drive the screw in at the point where the top plate and wall stud meet.

The eave flashing or edging is just the steel metal strips used to cover the entire perimeter of the roof. Installation is similar to rafters. Use the holes and guide and make a pencil mark. Drill the holes out and then place one of the sides also marking the holes and drilling them out.

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