Metal roofing proper installation

Finally, placing the screw in the top of the rib provides a higher risk of the screw pulling out when there are high winds, and this strategic placement will result in a stiff and not loose diaphragm. More important however, this location of the metal roof offers solid wood just below the panel, making it easier to securely fasten the screws in place. Please inquire on your selection before ordering. Next, you must make sure you are placing the screws in the appropriate place for a tight fit.

Learn how to install our metal roof panels by watching the short video or reading the transcript below:. These instructions specifically focus on metal panel installation. To learn more about eave trim and cleat installation, view our other how-to videos. The panel used in this example is a inch coverage panel with a nail flange. We will show you how to install these metal panels with both exposed fasteners and hidden fasteners. Exposed Fastener Installation Step 1: Start Square When you're installing a metal roofing panel, the first thing that you want to do is make sure you're starting square.

This means that your vertical lines are all running square to your eave. When you're starting the roof, you want to square off the edge and adjust your panel if necessary. For example, if this particular roof was off a little bit, even by just half an inch, I would tilt our panel a little bit so that we ran square, starting with the first panel. The panel we are using is too long. When you're doing an exposed fastener eave installation, you want to overhang the eave by one and a half or two inches at most.

Put your tape up against the end wall and measure down to the edge of your eave trim. To do so, flip the panel over and make marks on the reverse side. I had said that the measurement was 24 inches and that I needed to add an inch and a half to that, so I'm going to make a mark at I'm going to do the same on the other side at Using a square or a straight edge, you can then join those two lines to create your cut-line.

Next, you need to cut through the male and the female rib to get to the flat of the panel. Using my duckbill snips to ensure a nice clean edge, I'm going to come through the flat of the pan. Make sure during this process that you are wearing your gloves.

Last, cut the female rib. Now we have a panel that's been cut to This panel is Tighten the fastener just enough to seal the site. If you over-tighten and the grommet is displaced, remove and replace. Continue installing the metal panels, making sure that the edges overlap at least 1 in 2. Do this until the entire roof is covered.

This will allow the silicone to squeeze out towards the edges, making it a more tight seal. Add the flashing. This is the metal trim similar to the eave flashing, except that it is placed over joints in the roof where different sections meet. This should be used in valleys points where 2 sections less than degrees meet and as end caps over the tops of 2 sides that meet. Be sure to cut this metal at the correct angle before installing it. Finish your roof.

Clean up all remaining metal, nails, and screws and enjoy your new roof! Did you know you can get premium answers for this article? Unlock premium answers by supporting wikiHow. David Bitan. Support wikiHow by unlocking this expert answer.

Not Helpful 1 Helpful 0. Mark Spelman Construction Professional. Mark Spelman. Not Helpful 5 Helpful Not Helpful 9 Helpful Should felt paper be placed under metal roofing when it is being placed on particle board? Not Helpful 17 Helpful Can I install steel sheeting directly over a rigid foam insulation that is on top of wooden sheeting? Not Helpful 7 Helpful Not Helpful 13 Helpful Not Helpful 9 Helpful 9.

Not Helpful 7 Helpful 6. Not Helpful 0 Helpful 6. Include your email address to get a message when this question is answered. Your new metal roof may be installed over shingles if the deck is good and a vapor barrier is used such as felt paper or tar paper. Helpful 0 Not Helpful 0. If your roof has skylights or a chimney, consider hiring a professional to help you with that section. The edges of metal roofing materials can be very sharp, so always wear thick safety gloves while doing any work.

Helpful 29 Not Helpful If you did not install gable trim, it may void any wind-resistance warranty. You Might Also Like How to. How to. More References 4. About This Article. Co-authored by:. Co-authors: Updated: June 21, Categories: Featured Articles Building Roofs. Article Summary X Before you install metal roofing, repair any damage to the wood under the shingles.

Italiano: Installare una Copertura in Metallo. Thanks to all authors for creating a page that has been read , times. Thank you, wikiHow, you gave me the knowledge. More reader stories Hide reader stories. Did this article help you?