Flashing Distance Below Siding

Slip flashing under siding.

Flashing distance below siding.

Slip the back flashing under the siding at least 3 at the top and the sides. You may need to pry out siding first. Here the slope away from the wall is preserved and the siding is kept up off the top of the flashing by at least 3 8 in. Flashing the siding and wall sill plate at the top of a foundation wall that does not project out past the upper wall is pretty easy.

Install the trim just under the drip cap. Bent into an l shape. Then slip flashing behind the siding covering the top edge of the ledger. This was pointed out to new homeowner in that not only will the exterior siding will deteriorate in a matter of months but will also see nasty mold and mildew with other micro organisms harboring in these conditions.

Step flashing is used where a roof meets a. Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture. Pry the siding out near a nail then push the pry bar against the nail as you partially tap the siding back in. At the top tuck metal drip cap flashing under the siding and on top of the second layer of wrap.

When it comes to flashing siding corners many builders simply use a 1x wood corner. Start by making an outline on the siding where you want to position the ledger board. If nails are in the way pull them out. Inside corner w flashing.

If the sidewall is stucco or solid wood like ours and you can t open it to get flashing behind it continue the step flashing to the peak of the roof then cover the step flashing with cap flashing. Then when it comes to installing the siding i make sure to leave at least 3 8 in. A well designed cap flashing has to be installed properly. How to install step flashing under siding.

Make the outline large enough to include space for the deck boards on top the ledger and. But unlike fiber cement siding wood is almost sure to rot. To install the flashing cut pieces of building. This flashing is typically field fabricated from a sheet of 26 ga.

In pic below not only is the siding buried but only 2 air vents under home in crawl space. Galvanized sheet metal bent at a 90 degree angle i e. Steve bliss sketches below illustrate flashing at a concrete foundation wall below left or at a house wall where a water table trim board is installed below right. How to install flashing around a patio door when sealing a patio door check the manufacturer s instructions and be sure to follow the directions carefully.

Snap a chalk line cut out the siding and tack up the ledger board. Posted march 4 2017 filed under roof installation roof repair maintenance. 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. Keep water out of your home and running down the roof where it belongs with appropriate use of step flashing.