Can You Put A Metal Roof Over A Flat Roof

Installing a new roof with siding is the best idea.

Can you put a metal roof over a flat roof.

Flat metal roofs can last for almost 35 years in ideal conditions. You never want to add a third layer of asphalt. 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. And you can only install shingles over shingles in other words you can t mix materials.

Let s take a look at the most common types of metal roofs for houses. Old shingles can curl over time. 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. Metal roofing is a commonly used material for several reasons ranging from low cost to durability.

Although many metal roof systems can be applied over an existing roof layovers are more commonly done with asphalt shingles. This is by far the most common way to install a metal roof. Plus it has the added advantage of reflecting heat from the sun which keeps energy costs down. However if the steel roof is installed over an existing asphalt roof noise shouldn t be a problem.

Step 3 install the metal edging. You already have two layers of roof. Flat roofs aren t completely flat and that allows water and ice to slide off easier. Your old shingles are curling.

If your roof gets too heavy it s more likely to get damaged in the future. You need a flat surface. Use metal 1 inch roofing nails to install the metal edging that goes around the perimeter of the roof. 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.

Take a metal sheet and use inch metal wood screws to affix the roofing onto the wood slats. Choose a shingle style with the same dimensions as those on your. Metal specifically aluminum is known for its durability. As long as the plywood under the shingle roof is in good condition this way can provide many benefits.

Step 4 laying the sheets. That way you can create a sufficient design to keep water. And as you can see from the photos if you pick a good looking style from the many choices available your house definitely won t look like a cattle barn. You can also nail a chalk line straight every 2 feet to use as a guide.