Is It Possible To Put A New Roof On Myself

How to install a roof over an existing roof.

Is it possible to put a new roof on myself. How to add new flashing the seal between the chimney and the roof can be a potential site for leaks if water doesn t shed away properly. There s no long term damage but for the short term things can get messy. Most building codes permit two layers of asphalt shingles on roofs with a 4 12 slope or less while some allow three layers on steeper roofs. But if you are considering whether or not you can do this you absolutely can.

You re permitted to have two layers of asphalt shingles on your roof so if there s only one in place now you can have a new layer installed right on top. Replacing roof shingles involves a whole lot of nailing directly into the structure of your home. Nailing new shingles over existing ones is less expensive and faster requiring less labor but it also means you lose the chance to assess the sheathing for signs of water damage. Well installing a brand new roof actually vibrates the whole building.

If you are patching in a section of the roof be sure to install shingles that match the size and the color of the existing shingles. In order to make the new roof look as aesthetically pleasing as possible most homeowners like to install drip edge flashing along the eaves. That will save you as much as 1 000 and a fair bit of mess but it means the roofer can t inspect and repair the decking and flashing underneath. You can simply nail this flashing down to keep it in place.

If you are handy and have some roofing knowledge then most likely you don t even need to read this article. Tearing out the old roof is just muscle and sweat. If your roof is in good shape but has some damage to one side from a downed tree or has lost shingles in a wind storm an overlay is worth considering. Learn how to install a two column design system to properly support a porch roof.

Installing a new roof over an existing one also called a layover or nailover is often possible although not always the best option. Start from the lowest section and work your way up to the ridge. Apply new roofing paper onto the entire surface to be shingled with roofing nails overlapping each course 2 inches from above.