Replace Flashing Under Siding

And seal with silicone caulk.

Replace flashing under siding.

In other words you will have to rip off the bottom rows of siding to install the flashing then replace the siding. Step flashing is used where a roof meets a. If necessary remove a few pieces of siding nail the undersill then replace the siding. In addition it is best to cover all of the exposed flashing not just the.

Keep water out of your home and running down the roof where it belongs with appropriate use of step flashing. Posted march 4 2017 filed under roof installation roof repair maintenance. Install the first length of z flashing. Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture.

If you need two or more pieces of flashing overlap the joints by 4 in. Galvanized sheet metal bent at a 90 degree angle i e. If only the surface is damaged but the siding beneath is still solid you can install flashing. Begin at either end of the wall and set the level middle section of the z flashing onto the top edge of the siding panel with the wider flange upward and against the wall framing.

I made this video this morning and i hope it help explain the flashing wall detail where the siding meets the roof. Tack z flashing over the channel extending it slightly past the cutout on both sides. Bent into an l shape. Flush the end of the flashing length with the wall corner and secure the flashing to the framing with an 8d nail at each wall.

This flashing is typically field fabricated from a sheet of 26 ga. This has proven problematic over time as caulking the joint results in unsightly surface appearances due to the different textures as well as resulted. A common problem with cement board siding products and some other types of horizontal lap siding is that older installation guidelines called for caulking the joint instead of flashing the joint. Inspect the sidewall around and underneath the fascia and inside the house for signs of moisture damage and repair any rotted areas.