poor workmanship, leading to multiple points of failure.inappropriate choice of material given the slope of the roof,.insufficient provision for proper ventilation,.poor waterproofing/flashing around skylights, chimneys, dormers.poor choice of material - smooth surface in snow area without snow protection installed,.Sometimes, the only remedy is to take it all off and re-do it. the install is properly done (proper preparation, proper waterproofing, proper flashing choice, proper installation).Īll of my repair work on metal roofs of other companies involve correcting the short-cuts that they have done.the product chosen has to be matched so that the product's strong points are maximized (and weak points minimized), and.If properly installed, pretty much all the metal roofs will work well, as long as you take the time to match their strong/weak points with your location, your building structure, and your climate. As u/PieChartPandit notes, there are many choices available. Have been installing/repairing these for 20 years. Not only are they more wind resistant, they're way easier to install, so if you're a DIYer it's the way to go. That may not be a concern for you, but if you're near the coast it should be. I think shingles look better, but metal is a wind killer. I had to replace my roof with shingles because it was all that was available until the last month or so, but going forward I will never install a roof other than metal. The vast majority remained unscathed unless a tree fell on it. People with metal roofs, however, fared significantly better. My plight is the same as thousands of others. My shingles were about 30% blown off which led part of the decking being ripped off, most of my ceilings collapsing and all my floors being ruined along with most furniture. I'd say between 50-75% of home with shingle roofs here took on some amount of water damage. It didn't take long for me to learn that metal roofs are far superior to shingle roofs in wind prone areas. At least with shingles you can add extra adhesive/flashing on the site without a big ordeal.Ĭhecking in from hurricane michael ground zero. Yes, the custom fab metal exists, but your price tag will shoot up, and you still have the risk of water blowing in. You can't just tar and patch the hell out of a metal roof like you can with shingles. Both roofs require special care around penetrations, but metal is alot more fussy around chimneys, custom boots, etc. However they show hail damage more clearly. Issue 2 - Metals roofs, when properly installed, do resist blow off better than most shingles. You need to do a wrap with a good synthetic underlayment and then lay furring strips to create an air pocket, otherwise you will have moisture problems under your panels. Doubly-so if you do a layover, because the shingles retain heat. ![]() Issue 1 - a metal roof can have vapor and moisture issues because the metal heats and cools at a different speed than the house. Lots of people choose metal because 1) they figure they are saving on tear-off cost by going over 2) they think it will last a lifetime. ![]() Exposed fastener, hidden fastener, standing-seam, tuff-rubb, specialty (tile, shake, slate, etc) Asking shingles vs metal doesn't take that into account. Roofer here - first there are many levels of metal.
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