Metal Roof Valley Flashing Panels

Install synthetic roofing underlayment or felt paper according to manufacturer specifications and then install the first piece of valley flashing.

Metal roof valley flashing panels.

How to seal metal roof valley. Recommended procedures of basic valley flashing installation. Attach the flashing panel in place at the bottom. Fold the top over the roof ridge and cut the bottom along the drip edge metal.

Lay the flashing down in the roof valley and start at the lower end of the roof. Whether for slate shingle or metal roofing valley flashing adds detail and helps to direct water. Price high to low. Use fasteners to attach the panel to the structure making sure that there is complete compression of the sealant.

Cut the panels from the ground instead of on the roof to avoid damaging the roof with the debris. Price low to high. 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. Use 1 inch galvanized roofing nails.

Make sure that the end of the flashing panel is perfectly in line with the edge of the roof. With a clean valley you can lay down some peel and stick roofing membrane. Failed flashing flashing is the material typically metal added to prevent moisture from entering at joints or additions on a roof like pipes chimneys or valleys. Protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing.

Click to add item 40 w x 10 l multitone steel valley flashing to the compare list. Metal roofing 51 sort by. Then install a non corrosive metal valley flashing of 24 minimum width. These items can be fabricated in many different profiles.

To begin with place a nail on each side of the bottom of the flashing panel about 1 inch from both sides of the corners. Install an underlayment centered in the roof valley. Low slope roofs slope less than 3 12 use tape sealant between the valley trim and the panel. Failed seam the seam or side rib where two panels are connected could be formed incorrectly or seamed improperly by the installer.

One common method is to lay the edge metal under the eaves membrane and over the rake. For example in metal roofing systems valleys are commonly fabricated with hems but can also be fabricated without them in which case they could still be used for metal roofing or any other type of roofing. First clean the debris out of the valley including sawdust nails and whatever else is in there. Lap successive sheets of metal flashing a minimum of 12 inches and seal laps.

Shop menards for the largest selection of metal roofing panels that are corrosion resistant and long lasting. Other flashings include transition flashing end wall and sidewall flashings and valleys see diagram on right for application. Steep slope roofs slope greater than 3 12 cut the panels at an angle. Valleys are a very important part of a well designed roofing system.

Two ways to flash roof edges.