Can You Put A Metal Roof Over A Flat Roof

You can also nail a chalk line straight every 2 feet to use as a guide.

Can you put a metal roof over a flat roof.

Flat metal roofs can last for almost 35 years in ideal conditions. You need a flat surface. Steel roofs can be noisy and unattractive in residential settings. Metal specifically aluminum is known for its durability.

Take a metal sheet and use inch metal wood screws to affix the roofing onto the wood slats. Flat roofs aren t completely flat and that allows water and ice to slide off easier. You already have two layers of roof. Installing a new roof with siding is the best idea.

Step 3 install the metal edging. However if the steel roof is installed over an existing asphalt roof noise shouldn t be a problem. Old shingles can curl over time. The installation of metal roofing is often easier and faster than other roof types and because of its simple design and generally large size can actually be installed directly on top of existing roofing materials like asphalt shingles and foam roofing.

Metal roofing is a commonly used material for several reasons ranging from low cost to durability. Use metal 1 inch roofing nails to install the metal edging that goes around the perimeter of the roof. That way you can create a sufficient design to keep water. And you can only install shingles over shingles in other words you can t mix materials.

You never want to add a third layer of asphalt. This is by far the most common way to install a metal roof. If your roof gets too heavy it s more likely to get damaged in the future. We put a flat metal roof over the original flat rook of our 1978 single wide 9 years ago and haven t a single issue and we get quite a bit of snow.

Although many metal roof systems can be applied over an existing roof layovers are more commonly done with asphalt shingles. 3 install 1x4 purlins down over the shingles before installing the metal roof the third way to install a metal roof over shingles is by applying 1x4 purlins over the shingle roof. As long as the plywood under the shingle roof is in good condition this way can provide many benefits. Metal is one of the most popular materials used for flat roof replacement.

Whether you are looking to install a metal roof on a shed or a house it s important to know the difference in the various types of metal roofs available. Let s take a look at the most common types of metal roofs for houses. Step 4 laying the sheets. Choose a shingle style with the same dimensions as those on your.