Can Metal Roofing Be Put On Top Of Shingles

Install the roof shingles.

Can metal roofing be put on top of shingles.

Need a new roof. Finally install a drip edge at the edge of the roof on top of your underlayment. Can you put metal roof over shingles. Can you avoid tearing off your old asphalt shingle roof by putting a steel roof over it.

A metal roof can be installed over a shingle roof but you ll need to make sure the plywood under your shingle roof is in good enough shape to handle a new metal roof over top. Otherwise you will need to remove the shingles. Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface. 1 remove the shingles before installing the metal roof the first way to install a metal roof over shingles is by completely removing the old shingles before installing the new metal roof.

These systems aren t attached to a frame but instead install directly on the old roof. Finally in some re roofing projects a metal roof is so light roughly one third the weight of asphalt that it can be installed directly overtop asphalt shingles without overburdening the roof. A benefit to doing it this way is that you can see if there is any rotten plywood that needs to be replaced before installing the new roof. Most metal shingles will be attached to the roof using metal shingle clips but metal roofing shingle installation can be system specific.

Installing a metal roof over shingles can also result in an increased chance of trapped water vapor and moisture between the new roof and old roof resulting in new mold and rot. Finally the preparation is over you can now install the shingles. Here are some pros and cons. Can you put metal roof over shingles.

By removing the old roof before the new roof s installation you are able to give the underlayment a thorough inspection to ensure there are no damages that could. Consult the guide for your shingle brand to determine the specific method of installation required to preserve the warranty. But some steel shingle manufacturers offer do it yourself systems that cost about the same as an installed asphalt roof. Start on the lower edge of the roof install the starter shingles by nailing them down using roofing nails.

Before you reshingle a roof read our step by step guide for adding new shingles over old ones. Consequently they don t have the same ventilation advantages. Covering your existing asphalt shingles with metal roofing might be worth the expense. Choosing to install a metal roof this way can save you some dough and garner all of the benefits of a metal roof in the humid climate of florida.

Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros.