Metal Roof Over Shingles Furring Strips – If this is so, then you are going to find there are many options available in the roofing industry. These choices can vary from several variations of asphalt shingle types to a lot of variations of metal panels. Among the many questions which are introduced to an expert contractor is ” can metal roofing be installed over shingles?” . The simple answer is yes. We will analyze these measures in greater detail to help determine if retrofitting a metal roof over an present asphalt shingle roof is an innovative idea.
There are numerous things you must consider before deciding to install a metal panel roof over an present asphalt shingle roof. The first thing that must be determined is if the roof plywood or board board decking is solid and secure underneath the current roof. Basically, the roof decking should not be damaged by water entering the old roofing at any pinhole or any other penetration inside the field of the roof. This may require a small investigative work before installing the new metal roofing. It is highly recommended, to inspect all of roof decking and framing from the attic side of the roofing.
metal roof over shingles
One has to search for dark spots, moldy spots, water paths on roof or plywood decking, and or any cracked or cracked rafters. This should be done with great care, for one mistake can harm your ceilings or cause substantial harm to oneself. After these things have been validated to be okay, then, the next step is to start preparing the roofing. New 1×4 wood strips have to be installed horizontally and vertically every 24 inches across the roofing plane on the flat from bottom to top. After this is complete along with a holistic approach to the entire roof, then, it is time to install the roofing panels.
metal roof over shingles
Be cautious that all roof penetrations will have to be flashed with flashing glasses which will work with the metal panel chosen for the roofing program. In this step, choosing the metal panel is critical to the longevity of roof life. You will find metal panels which float to this would on the surface of the metal that is simply nothing more than just fancy barn tin. The problem with elaborate barn tin panels is that the rubber dishwashers will dry rot and neglect, thus, developing a roof leak that may undermine all of the reason a metal roof was chosen to begin with.
An easy way to avert the face screwed roofing stuff is to use a concealed fastener metal plank. These types of panels are called standing metal seam. It is highly recommended when choosing a metal roofing to consider durability. Succinctly expressed, a concealed fastener panel is going to last the entire life of the metal with minimal likelihood of leaks aside from failing roof penetrations over time.This is ordinary to all roofing types.