How To Properly Roof A Valley
Start at the bottom side of the gable and overlap the sections of drip edge a few inches as you work your way up the roof see figure a.
How to properly roof a valley. Some roofers cut the shingles parallel to the flashing s center ridge. Depending on the roofing material this may dictate what style can be used. If the ice and water shield is missing then you will have to remove the shingles on both sides along the valley put ice and water shield in place and re shingle the roof. When weaving is wrong proper roof valley installation wenatchee and leavenworth home inspection services for asphalt roofing there are several types of valley details that can be used.
Away from the valley center just as i did with the closed cut valley. Place a piece of sheet metal under the shingles to make sure you will not damage the flashing. Next i smear roof cement a couple of inches away from my snapped line. Ensure ice and water protector has been installed along the valley first.
This video is about how to install peel n stick in valley. When shingling a roof with three tab shingles it s easiest to shingle the roof planes first working toward the valley. The lowest of these valley shingles is cut back at an angle in line with the lowest course line. Laminated shingles let you start in the valley and work outward which can be an advantage in some situations.
A properly flashed roof valley should have an ice and water shield installed with roofing felt being properly secured over the ice and water. Snipping off the corners of. Nail it every couple of feet. All valleys start the same.
Then i install a line of shingles up the valley with the top edge aligned with my snapped line. To secure the roof valley flashing nail it down carefully. Install the drip edge on the gable ends of the roof after you finish installing your underlayment. Others start with a 3 inch wide.
Then starting at the base of the. When i ve finished shingling the first roof plane i snap a chalkline 2 in to 3 in. Cut each side at the upper end of the valley to conform with the. Cut each side of the flashing at the lower end to conform with the corresponding edges of the roof using sheet metal cutters.
How to do it determine cuts.