Vents For Metal Roofs – If so, then you will discover there are lots of alternatives available in the roofing industry. These choices can range from several variants of asphalt shingle kinds to a lot of versions of alloy panels. Among the numerous questions that are presented to a professional contractor would be ” can metal roofing be set up over shingles?” . We will analyze these steps in greater detail to help determine if retrofitting a metal roof over an existing asphalt shingle roof is an innovative idea.
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There are several things you must consider before choosing to install 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 beneath the current roof. Basically, the roof tiling shouldn’t be ruined by water entering the old roof in any pinhole or some additional penetration within the subject of the roof. This may require a small investigative work before installing the new metal roof. It is highly recommended, to inspect all of roof decking and framing out of the attic side of the roof.
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One must search for dark stains, moldy stains, water paths on roof or plywood tiling, and or some cracked or cracked rafters. This should be done with great care, for one mistake can damage your ceilings or cause significant injury to oneself. New 1×4 wood strips must be installed horizontally and vertically every 24 inches throughout the roof plane on the horizontal from bottom to top. Following this is complete along with a holistic approach to the whole roof, then, it is time to install the roofing panels.
Be mindful that all roof penetrations will need to be flashed with flashing boots that will work with the metal panel chosen for the roofing application. In this step, choosing the metal panel is vital to the wellbeing of roof life. There are metal panels that float to that would on the face of the metal that’s simply nothing more than fancy barn tin. The problem with elaborate barn tin panels is that the rubber washers overtime will dry rot and fail, thus, developing a roof leak that can undermine all of the reason a metal roof was chosen to begin with.
A straightforward way to avert the face stained roof material would be to use a hidden fastener metal plank. These kinds of panels are called standing metal seam. It is highly recommended when choosing a metal roof to consider longevity. Succinctly expressed, a hidden fastener panel will last the whole life of the alloy with minimal chance of leaks other than failing roof penetrations over time.This is normal to all roof types.