Different Types Of Metal Roofing Sheets – If so, then you will find there are lots of alternatives out there in the roofing industry. These choices can vary from multiple variations of asphalt shingle types to a lot of variations of metal panels. One of the many questions that are presented to an expert contractor would be ” can metal roof be installed over shingles?” . The simple answer is yes. We’ll analyze these measures in greater detail to help determine if retrofitting a metal roof over an existing asphalt shingle roof is a complex idea.
There are numerous things you should consider before deciding to put in a metal panel roof over an existing asphalt shingle roof. The very first thing that has to be determined is if the roof plywood or plank board decking is secure and solid underneath the existing roof. Essentially, the roof tiling should not be ruined by water entering the old roof at any pinhole or some additional penetration inside the subject of the roof. This will require a little investigative work prior to installing the new metal roof. It is highly recommended, to inspect all roof decking and framing from the attic side of the roof.
types of metal roofing
One has to look for dark spots, moldy spots, water paths on plywood or roof tiling, and or some cracked or split rafters. This needs to be performed with good care, for a single mistake can damage your ceilings or cause significant injury to oneself. New 1×4 wood strips have to be installed horizontally and vertically every 24 inches throughout the roof plane on the flat from bottom to top. After this is complete and a holistic approach to the whole roof, then, it is time to put in the roof panels.
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Be cautious that all roof penetrations will have to be flashed with flashing glasses that will work with the metal panel chosen for the roofing program. In this step, choosing the metal panel is vital to the longevity of roof life. You will find metal panels that screw through to this would on the face of the metal that’s simply nothing more than just fancy barn tin. The issue with elaborate barn tin panels is that the rubber washers overtime will dry rot and fail, thus, creating a roof leak that can undermine all of the reason a metal roof has been chosen to start with.
A straightforward approach to avoid the face stained roof stuff would be to use a hidden fastener metal panel. These types of panels are known as standing metal seam. It is highly recommended when choosing a metal roof to think about durability. Succinctly expressed, a hidden fastener panel will last the whole life of the metal with minimal chance of leaks aside from failing roof penetrations over time.This is ordinary to all roof types.