Sealing Metal Roof Valleys

Using a patching fabric is simple.

Sealing metal roof valleys.

Best practices for sealing the metal roof valley vary based on the slope of the roof. Low slope roofs slope less than 3 12 use tape sealant between the valley trim and the panel. Just simple 3d animated digital instructions on how to install a valley on a masterrib panel roof. Fold the top over the roof ridge and cut the bottom along the drip edge metal.

Subscribe now to be alerted to the full roof over video coming soon. How to seal metal roof valley. I ve never used roof sealant before. Sealing metal roof valleys watertight fix valleys where two rooflines meet are typical problem areas on metal roofs.

The roofing longevity will always depend on the type of the metal roof installed and on the quality of the installation but metal roofs can last for more than 60 years. Let s take a look at valley seal and how it can help keep your roof in top condition over the long term. To seal make sure there is no debris in the valley. Check that the roofing material is cut in a straight smooth line on each side.

Using 3 layers of thermal tec s mr multi ply roof system where most of the movement occurs will provide a watertight seal in these areas. Roof sealant is an incredibly simple product to use all you have to do is clean the surface wait for the surface to dry off sufficiently and then gently put on the roof sealant. Apply a layer of the mastic or patching compound over the problem area cut and place a section or strip of patching fabric over the area spread an additional layer of roof cement or patching compound over the area let the patch cure. Metal flashing allow water to flow down the valley.

No sales pitch or other fluff. It is designed to resist hail mold mildew rodents and other animals. With a clean valley you can lay down some peel and stick roofing membrane. Valley seal eliminates the need for expensive cement bedding.

Open valleys have the flashing exposed and the shingles end at the flashing edges. Steep slope roofs slope greater than 3 12. A metal roof is engineered to last decades sealing out water and wind and easily shedding snow. First clean the debris out of the valley including sawdust nails and whatever else is in there.

Masterrib is a 36 wide 5 r. Cut the panels from the ground instead of on the roof to avoid damaging the roof with the debris. Install synthetic roofing. Metal to metal connections are difficult to keep watertight long term.

Use fasteners to attach the panel to the structure making sure that there is complete compression of the sealant. Nail each shingle and cover the head with roofing cement.