Metal Flashing Details A Wood Shingle Roof To Dormer Roof

Roof dormer flashing details.

Metal flashing details a wood shingle roof to dormer roof.

Roof flashing is a thin material usually galvanized steel that professional roofers use to direct water away from critical areas of the roof wherever the roof plane meets a vertical surface like a wall or a dormer. Drip edge metal valley flashing dormer chimney and kick out flashing shed water away from the connections between roofs walls chimneys and other building assemblies this collection of 18 articles animations and videos identifies the critical roof flashing areas illustrates durable roof flashing details and shows how to flash roofs right in the real world. The next shingle extends below the previous step flashing. Chimney skylight dormer and other roof detail flashings.

Mono pitch roof flashing. Flashing is installed to surround roof features such as vents chimneys and skylights. Nail it through the shingle into the roof to avoid wood movement problems between roof and wall. At the top fold a closure flashing with a piece of sheet metal that can tuck into the crotch where roof meets soffit.

Ideally this custom flashing will have soldered corners but if not carefully notch the metal at the dormer corners and wrap the vertical leg around the corner onto the side wall. Behind the gutters by adding a strip of metal behind the drip edge to direct rain into the gutter. And so on continuing up the side of the dormer. Vented and unvented ridge and hip caps.

Drip edge starter shingle. Wood shingle sided roof dormer with a hint of damage to wood shingles too close to the roof surface and perhaps without proper flashing. Lay a bead of roofing cement along the shingles just below the dormer and bed the metal base flashing into it. Copper is a popular flashing material with wood roofs although some experts caution against using copper in direct contact with red cedar or its runoff since the soluble tannins in cedar can etch copper and in extreme cases lead to perforation of the flashing within 10 to 20 years see also flashing wall details copper and metal choices for metal roof systems copper.