Types Of Metal Roof Flashing – If this is so, then you are going to discover there are many alternatives out there in the roofing market. These options can vary from multiple variants of asphalt shingle types to many variations of metal panels. Among the many questions which are presented to an expert contractor would be ” can metal roof be set up over shingles?” . The easy answer is yes. The dichotomous nature of installing metal over an existing shingle roof requires many actions. We will examine these steps in greater detail to help determine if retrofitting a metallic roof over an existing asphalt shingle roof is a complex idea.
There are numerous things you should consider before choosing to install a metal panel roof over an existing asphalt shingle roof. The very first thing that must be determined is if the roof plywood or plank board decking is solid and secure beneath the current roof. Basically, the roof decking should not be damaged by water entering the old roofing in any pinhole or any other penetration within the subject of the roof. This will require a little investigative work before installing the new metal roofing. It is highly recommended, to inspect all roof decking and framing out of the attic side of this roofing.
types of metal roof
One must search for dark stains, moldy stains, water trails on roof or plywood decking, and or any cracked or split rafters. This should be performed 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 begin preparing the roofing. New 1×4 timber strips must be installed horizontally and vertically every 24 inches across the roofing 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 install the roof panels.
metal roof flashing types
Be mindful that all roof penetrations might need to be flashed with flashing glasses which will work together with the metallic panel selected for the roofing application. Within this step, choosing the metallic panel is critical to the wellbeing of roof life. There are metal panels which float to that 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 neglect, thus, creating a roof leak that may undermine all of the reason a metallic roof was selected to start with.
A straightforward way to avoid the face screwed roofing stuff would be to use a concealed fastener metal plank. These types of panels are known as standing metal seam. It is highly recommended when choosing a metal roofing to think about longevity. Succinctly expressed, a concealed fastener panel will last the whole life of this metal with minimal likelihood of leaks aside from failing roof penetrations over time.This is normal to all roofing types.