Metal Roofing Valley Detail

Roof pitch the metal roofing panels shown in this manual require a min imum slope of 2 ʺ per foot to ensure proper drainage.

Metal roofing valley detail.

For longer slopes and lower roof pitches contact fabral for other suitable profiles. Sign up now to get the latest metal roofing and metal architectural product news 6 times a year. Details roofing siding exterior trim wrb flashing. Refer to the rain carrying table in this booklet for the maximum allowable panel length per slope that will provide adequate drainage.

Pipe penetration w iso details. Eave detail w gutter 1. Closed valleys or open valleys. Install synthetic roofing underlayment or felt paper according to manufacturer specifications and then install the first piece of valley flashing.

Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley. There are two common methods for completing the flashing of a valley in a shingle roof system. Best practices for sealing the metal roof valley vary based on the slope of the roof. Metal roofing panels are slippery when wet dusty frosty or oily do not attempt to walk on a metal roof under these conditions.

An open valley relies on metal flashing for protection. Valley detail one piece vented ridge detail. Always be aware of your position on the roof relative to any roof openings roof edges co workers and penetrations. Wear soft soled shoes to improve traction and to minimize damage to the paint finish.

How to seal metal roof valley. Fold the top over the roof ridge and cut the bottom along the drip edge metal. We respect your privacy and will not use your email address for other. One of the details that varies between homes is the method of flashing the valley areas of 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. With a clean valley you can lay down some peel and stick roofing membrane. 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. Low slope roofs slope less than 3 12 use tape sealant between the valley trim and the panel.