Metal Shingle Roof Flashing Installation

In order to do that we re going to use the end wall flashing as a guide.

Metal shingle roof flashing installation.

Apply an approximately 3 inch width of asphalt roofing cement along the sides of flashing and embed shingles in mastic. Most metal shingles will be attached to the roof using metal shingle clips but metal roofing shingle installation can be system specific. Still up on the roof your next step is to make sure that all the edges are smooth and finished and that all panels are fully secured to the roof. Then install a non corrosive metal valley flashing of 24 minimum width.

Install an underlayment centered in the roof valley. Consult the guide for your shingle brand to determine the specific method of installation required to preserve the warranty. Then cover the entire roof with a layer of insulation and secure it with a staple gun. By the end of step 7 every square inch of the roof should be covered in metal the entire perimeter protected with edge flashing and all the roof joints protected with flashing.

Installation of sheet metal roofing panel over the gable flashing. After our first metal panel is installed we use a system specific metal cap that goes around and enwraps the gable trim and the outer edge of the first metal panel which is what secures holds them together on the outer edge of the system as seen in the picture above. Other flashings include transition flashing end wall and sidewall flashings and valleys see diagram on right for application. If you are the type of homeowner who wants to embark on an installation of a new roof a metal shingles roofing system will be the easiest to install.

The most common flashing for metal roofing is the ridge cap which is used at the peak of a roof where two opposing roof slopes join. Most metal shingle systems feature a four way interlocking design and the panels are usually small enough to be easily installed without using any complicated tools. Next use 1 inch nails to secure some metal edging to the perimeter of the roof. Lap successive sheets of metal flashing a minimum of 12 inches and seal laps.

Before you install metal roofing repair any damage to the wood under the shingles. The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak. Open valleys have metal flashing to protect this critical area of the roof. While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately.

Eave flashings include gable.