How To Install Metal Roofing On Rafters
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.
How to install metal roofing on rafters. The edging or eave flashing consists of metal strips that are used to cover the perimeter of the roof. The eave flashing or edging is just the steel metal strips used to cover the entire perimeter of the roof. Take your first sheet of. They are installed on top of the roof rafters with a felt underlayment or vapor barrier installed on top.
Use a tool belt that has a hammer loop to hold nails a measuring tape chalk line and a hammer when installing the wood. How to install a metal roof over open rafters step 1. Experienced do it yourselfers can use a nail gun with 8d nail clips instead of a hammer and nails. Use the holes and guide and make a pencil mark.
Place the truss plate and then install the bolts. You can use 1 inch nails for the installation of eave flashing. Always begin working at the point with the longest peak to eave distance. Add the metal panels.
Put on your safety equipment including gloves safety goggles and the roofer s harness. 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. Place the first screw. Use your 1 1 4.
Next you are ready to install the metal roof. As with the rafter make sure you drive the screw in at the point where the top plate and wall stud meet. It is important to. I m in the process of installing a metal roof over an outside deck.
Purlins are 2 by 4 feet and are installed much like metal roofing. They give added support to the roof and also provide a nailing surface for the end panels and drip edge. Metal roof purlins are installed horizontally under metal roofs. Installation is similar to rafters.
When installing a metal roof over an existing roof before installing the. 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. Place the base on the work surface and then place a truss plate at the end. 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.
Install the roofing screws vertically along each rib in the panel. If you have an assistant have him hold it while you climb to the roof. 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.
My rafters are in place and now i m getting ready to purchase and install my flashing and sheathing.