How To Seal A Hip Roof To A Wall

It comes in 10 foot lengths or for step flashing 6 inch lengths. Next i ll remove the hip cap get our z trim cut them to length and install them. Gaf mastering the roof chapter 13 flashing is used to seal and protects joints in a building from water penetration by direct the flow of water away from.

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How to seal a hip roof to a wall.

Below are two photographs of roof wall step flashing completed and effective of a slate roof against a brick wall below left and in process with step flashing against a dormer sidewall before the dormer siding has been put in place below right. Finally the housewrap can be laid up on the wall to cover the top of the kickout diverter and step flashings. A hip roof is a roof in which the roof slopes upward from all four exterior walls to meet at a central ridge. Yes even flat roof to wall intersections are not being properly done.

Proper roof wall abutment flashing examples. It is used to seal the gap between walls and intersecting roofs. Metal roof flashing is a galvanized sheet metal that is bent at a 90 degree angle about 8 to 12 inches on each side of the angle. Here i have a longer length.

Here is an attempt though maybe not a very good one to make the roof flashing serve also as a through the wall flashing with a. The flat roofing material must go up the wall a minimum of 12 or up the wall and over the top of the wall if the wall is less than 12 high. The narrower step flashing just isn t wide enough to protect the intersection fully. In hip roof designs all four exterior walls support the ends of roof rafters so all exterior walls bear a weight load from the roof above them.

The most common roof to wall intersections involve either a gable roof with its ridge running perpendicular to the wall or a shed roof that slopes downward away from the wall. Bigger step flashing is better. In the same way that we use z trim for the installation of end wall flashing and sidewall transition we re going to do the exact same thing here on the hip. There are no gable ends on a building with a hip roof.

I recommend 12 in wide step flashings bent for a 5 in.