How To Do A Roof Over

Doing a roof over adds an extra layer of protection above the original.

How to do a roof over.

Installing a new roof over an existing one also called a layover or nailover is often possible although not always the best option a properly installed layover roof can look and function as well. Building officials in some areas will only allow a re roof over one layer of shingles while officials in other places may allow you to place the roof over two layers of shingles. Roofing over your existing roof. However building the roof will be easier if there are two people working on the roof together.

Take note it is critical that you repair any previous leaks or damage before doing a roof over if you do not fix the current issues water can get trapped between the two roofs and then the damage may get out of hand. Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros. Do the same when you reach the peak from the other side of the roof. A roof over a mobile home can also help prevent damage from falling tree limbs as well as cut down on the annoying noise of hearing heavy raindrops falling on the roof.

Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface. Before you reshingle a roof read our step by step guide for adding new shingles over old ones. Cons there are several downsides to recovering an existing roof. A mobile home roof over creates a unique opportunity to completely change the look of the home.

Yes you can install a metal roof over shingles. However you ll want to check with your local building department before you make any decisions. Felt paper also called tar paper or builder s paper helps shed water that gets under the shingles protects the asphalt shingles from the resins in the wood decking increases a roof s fire rating and helps keep your house dry if it rains during the job. Most of them have to do with the fact that what you d be saving in time and money right now you ll have to pay for somewhere down the road.

Temperature control and insulation.