How To Tie In Vallys On Shingled Roofs Together

The easiest way to tie in the new shingles with the old is with a cut valley see four ways to shingle a valley.

How to tie in vallys on shingled roofs together.

String the line along the top of the frame until it meets the shingle roof. To shingle out of the valley with laminated shingles lay a shingle down as a gauge and mark the corner at the bottom left and top right of the roof. Ensure ice and water protector has been installed along the valley first. The roofing cement will resist possible leaks overnight.

I then move the shingle to the uppermost course on the roof plane line up the mark on the shingle with the valley center and again mark the corner. A chalk line is then used to strike a line from the top of the valley to the bottom of the valley. Up from the valley center and cut through the shingles and underlayment. After the addition roof is framed and sheathed snap a line on the existing roof shingles 2 in.

To transition the eaves the horizontal fascia extends to the last rafter tail and a vertical return finishes the transition. Mark this point of the. To secure the roof valley flashing nail it down carefully. We re going to do a pitch transition or change.

The shingles are then cut out of the valley area opening the surface of the valley lining to water run off and the environment. Step flashing protects the gap where roofs meet walls by weaving into the roof shingles. However these shingles are not run entirely through the valley area but rather the center of the metal valley is left exposed. How to shingle a valley with architectural shingles.

In addition it is important to avoid nailing the shingles through the valley metal. To achieve a woven valley installation a roofing professional lays shingles in the valley and weaves them together. But if the shingles are not laid properly in the valley a woven valley may not lay flat creating bumps and detracting from the overall look of the roof. You ll have a steeper part of your roof turning into a lower slope so there s a steeper pitch up top and a lower pitch on the bottom.

Hold the end of a chalk line at one of the outermost top corners of the carport roof frame. At the bottom of the roof water needs to be. We need to do something where that change happens so the panels can go down and water can come off hit the lower slope and come off the roof. Drip edge metal valley flashing dormer chimney and kickout flashing are types of roof flashing that shed water away from the connections between roofs walls chimneys and other building assemblies.

Sheathing blocking is added along the valley and the sheathing pieced in for both roof planes.