Valley On Metal Roof

A metal valley is a pre bent roofing material designed to protect these vulnerable areas on your roof.

Valley on metal roof.

Why is a metal valley important. When properly installed w valley flashing will reliably channel run off water down the roof and into the gutter. Metal valley trim also known as metal valley flashing is beneficial because it drains water away from the structure of your metal building which helps prevent moisture damage. The metal is usually pre painted to best complement the shingles color blend.

The valley area of a roof the straight lines formed when two different planes of the roof meet is a critical area that handles a tremendous amount of water run off. How to cut metal roofing to fit valleys. Roofing shingles are installed then cut and sealed where they overlap the metal channel. Then install a non corrosive metal valley flashing of 24 minimum width lap successive sheets of metal flashing a minimum of 12 inches and seal laps.

Fold the top over the roof ridge and cut the bottom along the drip edge metal. For an open valley a sheet of metal usually steel sometimes copper is fastened to the roof deck. Apply an approximately 3 inch width of asphalt roofing cement along the sides of flashing and embed shingles in mastic. Valley flashings are custom fabricated to any measurements and angles and usually measure 10 in length but can also be we can also match any profile.

Special pricing available for large quantities. When installing metal valley flashing there are a few things to keep in mind from cutting metal roofing to sealing the flashing. The metal valley is installed on top of the ice and water shield and creates a highly effective barrier and passageway to keep your roof dry and protected. Just simple 3d animated digital instructions on how to install a valley on a masterrib panel roof.

Install synthetic roofing underlayment or felt paper according to manufacturer specifications and then install the first piece of valley flashing. Install an underlayment centered in the roof valley. With a clean valley you can lay down some peel and stick roofing membrane. Valleys are typically found where gable dormer roofs meet the main roof or when a house has angled wings or additions where two roof sections in different planes meet.

Product overview w valley flashing protects the critical area of your roof where two slopes come together to form a valley. Riverside provides roof valley flashing for general contractors roofers and do it yourself home owners.