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1

I think it depends on where you live. I live where we get a ton of rain and it blows sideways. When the metal roofing expands and contracts, it causes the head of the screw to move, thus the neoprene washer moves. It often gets “tweaked” from the movement causing one side of the washer to curl up. This allows wind blown rain to penetrate the roofing system....


4

I work for a metal roofing company, and this is a big area of concern for a lot of homeowners. Here's what I can say: based on experience and facts. 8-10 years ago, the fasteners on exposed metal roofing were terrible. They failed CONSISTENTLY. There were very few competing fastener companies and rubber washers cracked and leaked like crazy. And when your ...


0

That is not unusual if you live in an area where the wind /rain are blowing at an angle to the home. Even with no real wind it can happen and a photo would be helpful. It may be a slight difference in the stagger of the shingles or possibly the overhang has a slight sway or droop there we usually leave a bit of an overhang on the sides and I probably would ...


2

Yes. Short of actual leaks (which are better avoided by replacing before you notice them) aging in asphalt shingles (if you don't know when they were installed) is assessed by observing loss of the mineral covering and any signs of cracks developing, or loss of bond allowing the tabs to "flap" in the wind. If you do know when it was installed, and it was ...


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