Roofing Valley Techniques

Valleys are a prime leak area so it s important to be careful.

Roofing valley techniques.

In this video i show you how i do the valleys on a shingle roof. Ensure ice and water protector has been installed along the valley first. Gaf mastering the roof chapter 12 this video demonstrates the proper installation technique for installing roofing valleys. Shingling both a closed cut valley and a long island valley is the same for the first half of the process.

This video is about how to install peel n stick in valley. Then starting at the base of the. No one of this affirmat. How to seal metal roof valley.

Install an underlayment centered in the roof valley. Cut the panels from the ground instead of on the roof to avoid damaging the roof with the debris. Recommended procedures of basic valley flashing installation. Closed cut and long island roof valleys for the next two shingling methods closed cut and long island valleys i work out of the valley using laminated shingles instead of working toward the valley with three tab shingles.

Avoid using anything that will melt the galvalume coating such as a chop saw torch or abrasive blade. Only nail at the edges with only enough nails to. When cutting your metal roofing to fit valleys it s important to use the proper tools. The open woven and closed cut methods are demonstrated.

To secure the roof valley flashing nail it down carefully. In the past i ve used several different methods to prepare a valley including lining the valley with aluminium coil flashing or roll roofing and even cementing together layers of 30 felt paper with asphalt roof cement a messy job. Then install a non corrosive metal valley flashing of 24 minimum width lap successive sheets of metal flashing a minimum of 12 inches and seal laps.