How To Seal A Metal Roof Valley

Roof valleys are the v shaped metal channels that sit between the folds of the roof where two sloped sections meet.

How to seal a metal roof valley.

Use fasteners to attach the panel to the structure making sure that there is complete compression of the sealant. Valleys channel water away and. An open valley relies on metal flashing for protection. Roof one side of the valley running the shingles across it.

Let s take a look at valley seal and how it can help keep your roof in top condition over the long term. Valley seal eliminates the need for expensive cement bedding. Fold the top over the roof ridge and cut the bottom along the drip edge metal. Shingle the other side of the valley the same way.

Low slope roofs slope less than 3 12 use tape sealant between the valley trim and the panel. No sales pitch or other fluff. The reason why the roof valley is such a sensitive area has to do with all the rainwater and or melting snow that accumulates and flows through the valley on its way into the gutters. Stop nailing 6 inches from the center.

The top joinery of both valleys when they meet on the same plane of roof is shown here. Masterrib is a 36 wide 5 r. Repairing a metal roof seam with turbo poly seal is simple and it is a do it yourself p. With a clean valley you can lay down some peel and stick roofing membrane.

That flashing is left exposed so the roof has visible lines of metal running down the valley. Best practices for sealing the metal roof valley vary based on the slope of the roof. How to seal metal roof valley. Some homeowners do not like the look of open valleys while others feel the metal accentuates the roof s shape particularly if copper or painted flashing is used.

I have my valley custom made with water trough to help with leaking b. Install synthetic roofing underlayment or felt paper according to manufacturer specifications and then install the first piece of valley flashing. Roof leaks are also very common in the winter when all the snow accumulating on a roof creates a potential for a roof leak to develop especially if a roof.