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0053 Roof Valleys Open and Closed - Roofing - Steep Roof Flashings - Valley Flashings
 
0053 Roof Valleys Open and Closed - Roofing - Steep Roof Flashings - Valley Flashings -

Image Text: Open valley: with a metal flashing > the valley should be 4-6 inches wide at the top and should widen out 1/8 inch per foot as you move down the valley > Closed valley: still requires roll roofing or felt underneath > this is a closed cut valley > see following illustrations for installation details

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ROOFING, Steep Roofing , General, Asphalt Shingles, Wood Shingles and Shakes, Slate , Clay, Concrete and Fiber Cement, Metal, Roll Roofing, Steep Roof Flashings, Valley Flashings, Chimney Flashings, Plumbing Stack Flashings, Roof/Wall Flashings, Hip and Ridge Flashings, Skylights, Solariums, Drip Edge Flashings, Dormer Flashing, Flat Roofing, General , Built-Up Roofing (Tar and Gravel), Modified Bitumen, Synthetic Rubber (Elastomeric, EPDM), Plastic Roofing (PVC, Thermoplastic), Roll Roofing, Flat Roof Flashings

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