Flashing Detail Where Vinyl Siding Meets Shingle Porch Roof

Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture.

Flashing detail where vinyl siding meets shingle porch roof. Posted march 4 2017 filed under roof installation roof repair maintenance. Drip edge metal valley flashing dormer chimney and kickout flashing are types of roof flashing that shed water away from the connections between roofs walls chimneys and other building assemblies. 3 lay the cut flashing down at the corner over a shingle that is already in place. With fibercement you have to leave 2 inches to the roof surface and for wood you should leave about.

Use overlapping 1x4s or 1x6s at outside corners or use 5 4 stock for a heavier look. Snap a chalk line cut out the siding and tack up the ledger board. You just use a jigsaw to cut a notch in the siding for the kickout. Start by making an outline on the siding where you want to position the ledger board.

The bend already in the flashing automatically fits into the bend where the porch roof meets the house side. This flashing is typically field fabricated from a sheet of 26 ga. For any lap or shingle siding the process isn t a problem. I made this video this morning and i hope it help explain the flashing wall detail where the siding meets the roof.

Improper installation of flashing where roofing shingles meet vinyl siding. Galvanized sheet metal bent at a 90 degree angle i e. Then slip flashing behind the siding covering the top edge of the ledger. And in our experience when a single piece of flashing extends only a few inches under the shingles especially on a long roof slope and worse on a roof that happens to slope slightly towards rather than away from the abutting vertical building wall the accumulated roof drainage water near the bottom end of the roof wall intersection will.

I see most guys leaving the old step flashing and hardly anyone removing the siding and reinstalling ice shield and step. Bent into an l shape. The ugly part is channeling around the kickout wing. Make the outline large enough to include space for the deck boards on.

Use a felt paper spline wrapped around the corner and extending 6 inches beyond the corner board to protect the joints where the siding meets the corner boards see figure 1 5 at left. Building siding flashing finish details for building corners. Details roofing siding exterior trim wrb flashing. Step flashing protects the gap where roofs meet walls by weaving into the.