Metal Roof Valley Flashing
The installer fabricates simple clips or valley flashing cleats whose bent edge interlocks with the folded over or hemmed edges of the metal roof valley flashing to secure the valley to the roof deck.
Metal roof valley flashing. Roof valleys are where two faces of the roof meet which will be the case in any gable or hip roof that has multiple roof sections. With a clean valley you can lay down some peel and stick roofing membrane. The following steps will explain how to install metal flashing in roof valleys. The flashing shall be a minimum of 4 inches 102 mm high and 4 inches 102 mm wide.
Residential and commercial roofing shingles slate roof ventilation roof underlayments asphaltic and tpo roof membranes. Jb wholesale roofing and building supply has 8 locations to serve everything you need for your roof whether residential or commercial. Use roof valley cleats at intervals of 24 o c. Fold the top over the roof ridge and cut the bottom along the drip edge metal.
When properly installed w valley flashing will reliably channel run off water down the roof and into the gutter. Roofing shingles and materials plus factory certified roofers including ratings from real homeowners from north america s largest roofing manufacturer. At the end of the vertical sidewall the step flashing shall be turned out in a manner that directs water away from the wall and onto the roof and or gutter while this is a nice diagram of how these flashings work don t forget our 5 th design rule. Facebook page opens in new window instagram page opens in new window 800 464 2461 we have 11 locations to serve you.
Valley metal saddles edge flashing gravel stop roof to wall waterproofing products deck flashing diatto scuppers l metal umbrella flashing pitch pan vapor vents ventilation products dormers gravity vents air intakes roof jacks wall caps louvers access louvers california air vent utility vents vertical dryer vent dryer vent. First clean the debris out of the valley including sawdust nails and whatever else is in there. Installing metal flashing for your roof project is a challenging but essential step to take to ensure that the new roof remains as weatherproof and as strong as possible. Western metal deck an independent family owned and operated leading provider of corrugated metal roof panels metal roofing accessories metal roofing supplies metal wall panel systems and verco metal decking.
Product overview w valley flashing protects the critical area of your roof where two slopes come together to form a valley. Facilities located in ontario california and route trucks servicing northern california. Install synthetic roofing underlayment or felt paper according to manufacturer specifications and then install the first piece of valley flashing. Flashing should be installed in all of the valleys.