Installing Kick Out Flashing Into Vinyl Siding

Install siding on the walls down to the flashing.

Installing kick out flashing into vinyl siding. A common problem area is the point where a gutter dies into an adjoining wall as the photo below illustrates. Unless you re careful step flashing can allow water from the roof to slip behind the gutter and get behind the siding and even the housewrap. A key part of my approach is using a special piece of flashing at this. Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture.

Leave a 1 4 inch gap between the step flashing and wood siding or cement board. At the top tuck metal drip cap flashing under the siding and on top of the second layer of wrap. Galvanized sheet metal bent at a 90 degree angle i e. This flashing is typically field fabricated from a sheet of 26 ga.

Add felt if needed before nailing the new wood on and prime the new wood on all four sides before installing it. The exterior of a house presents plenty of opportunity for leaks. Cut a small piece of siding that will be placed on top of the previous piece of siding and sits in the roof j channel. Nail j channel for vinyl or metal siding onto the flashing.

Without a kickout water will eventually get behind the siding and into the wall where it will wreak havoc for years before you notice any signs of a leak. It can be a pain to side around it but you will fail your inspection if the inspector doesn t see it on your job. If the shingle already has flashing on it the kickout flashing has to slip beneath it and you ll have to loosen or remove siding to do this. Install the kickout flashing underneath the first shingle photo 1.

Kickout flashing replaces the first piece on step flashing and redirects water away from the siding ideally into a gutter. Bent into an l shape. Next comes another layer of building wrap installed like the first layer. 43 is an additional flashing strip that extends beyond the edge of the fascia that is required in some cold climate localities.

Leave the kick out flashing loose and slide the first panel behind the flashing. Install kick out flashing kick out flashing prevents water from running down a roof and ending up behind the siding on an adjacent wall.