How Do You Fasten Metal Roofing

When installing a metal roof you want to make sure you are starting square.

How do you fasten metal roofing.

Metal roofing installation starts with fastening or screwing down the metal roof panels correctly. The purlins not only give you something other than the existing roof to accept the roof panel fasteners they also create an airspace between the roof panels and the existing roof. Secure the metal panel to the deck by drilling 1 1 2 inch galvanized metal screws through the peak of the rib in 12 inch to 16 inch intervals. The roofing is manufactured in panels that install using aluminum nails or screws that fasten the panels to wood stripping also known as nailers or battens.

You will most likely have to order the roofing metal in the amount and color specific to your house. Work toward the ridge. The purlins support the panels. Note that you can have a metal.

Install the first metal panel on the low end of the roof square to the eave. Overlap the edge of the roof by 1 inch. Do you want your metal roof to leak. Over tightening and under tightening fasteners pre drilling screw holes using the right tools and chalk lines.

In this article we discuss. A metal roof is a long lasting roof but checking the screws for damages is an important part of metal roof maintenance. The panel used in this example is a 16 inch coverage panel with a nail flange. Preventing leaks lengthens a roof s life.

We will show you how to install these metal panels with both exposed fasteners and hidden fasteners. Begin on the left side of the roof working to the right. Many newer metal roofs are built with exposed fasteners which can leak if the metal roof installation guide is not carefully followed. When you re installing a metal roofing panel the first thing that you want to do is make sure you re starting square.

3 remove old roofing and repair any damage start from the top of the roof and remove the old shingles along with the flashing underlayment and. If you are placing metal panels over an existing roof you still use purlins.