How To Install Roll Roofing Over Shingles

Installing a new roof over an existing one also called a layover or nailover is often possible although not always the best option.

How to install roll roofing over shingles.

It can be installed simply and requires only nails and roofing cement. Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros. It is easier and quicker to manufacture than shingles since it is a single piece and as a result it is a good deal cheaper. Applying roofing felt first will better protect the sheathing against condensation as well as against leaking.

Installing roll roofing is always an appealing option for homeowners because it is easy to install and much less expensive than other roofing. Roll roofing is made from the same asphalt composition material as shingles and it s easier to install. However roll roofing does not look nearly as good as shingle or tile so it is typically only used on roofs that are not readily visible. It has a life expectancy of anywhere from six to 10 years but it s fairly inexpensive.

Roll roofing is asphalt based like most shingles. If you install roll roofing using the double coverage method it will last longer. Roll roofing generally is sold in a sheet 36 inches long and 60. Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface.

Roll roofing is a lightweight roofing material that s sold in a large roll. All shingle manufacturers honor the warranty whether their products are used for a reroof or a new roof. Before you reshingle a roof read our step by step guide for adding new shingles over old ones. Roll roofing is often installed over bare wood sheathing or sheathing that has been painted with a primer.

A champaign roofing company can install it for a reasonable price if the homeowner does not wish to do it. How to install a roof over an existing roof.