Metal Roof Waterproofing Products – Are you in the market for a new roof? If so, then you will discover there are many alternatives available in the roofing market. These options can range from multiple variants of asphalt shingle types to many variations of alloy panels. One of the many questions which are introduced to a professional contractor would be ” can metal roofing be installed over shingles?” . The simple answer is yes. The dichotomous nature of installing metal within an existing shingle roof requires many actions. We’ll examine these measures 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 must consider before deciding to put in a metal panel roof over an existing asphalt shingle roof. The first thing that must be determined is if the roof plywood or board 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 any other penetration inside the field of the roof. This may require a little investigative work before installing the new metal roof. It’s highly recommended, to inspect all roof decking and framing out of the attic side of the roof.
metal roof waterproofing coating
One must look for dark stains, moldy stains, water trails on plywood or roof tiling, and or any cracked or split rafters. This should be performed with good care, for a single error can harm your ceilings or cause significant injury to oneself. Following these things have been validated to be okay, then, the next step is to start preparing the roof. New 1×4 timber strips must be installed horizontally and vertically every 24 inches throughout the roof plane on the horizontal from bottom to top. It’s highly recommended to use wood screws to attach the newest 1 x 4 timber strips. Following this is complete and a holistic approach to the entire roof, then, now is the time to put in the roofing panels.
metal roof seam tape
Be cautious that all roof penetrations will need to be flashed with flashing boots which will work with the metallic panel chosen for the roofing application. Within this step, picking the metallic panel is vital to the wellbeing of roof life. There are metal panels which screw through to that would on the surface of the metal that’s simply nothing more than fancy barn tin. The issue with elaborate barn tin panels is that the rubber dishwashers will dry rust and neglect, thus, developing a roof leak that can undermine all of the reason a metallic roof has been chosen to start with.
A straightforward approach to avoid the face screwed roofing stuff would be to use a hidden fastener metal plank. These types of panels are called standing metal seam. It’s highly recommended when picking a metal roof to think about longevity. Succinctly expressed, a hidden fastener panel will last the entire life of the alloy with minimal chance of leaks other than failing roof penetrations over time.This is ordinary to all roof types.