Bottom Of Wall Siding Flashing Details

If installed along the foundation the membrane should cover the joint where the sill meets the foundation.

Bottom of wall siding flashing details. It should tuck under the sheathing wrap above and over the flashing below. The bottom edges of each siding course are clipped together often including vent openings. Aluminum wall siding is not a waterproof building skin. Reinstall new wood shingles keeping the bottom of the shingle 1 2 above the roof surface below.

The z flashing resembles the letter z from the side and comes in strips about 10 feet long. Overlap the flashing onto the row of siding just below the window. Installing a strip of self healing bituthane membrane like ice and water shield under the siding at the bottom of the wall may be a worthwhile investment. Carefully detail the area at the bottom of the wall where the sill connects to the foundation.

Stucco cladding install self adhesive flashing behind the weep screed a perforated metal strip at the base of the exterior walls at the height above grade specified by the local building code. Install flashing under the bottom edge of the house wrap or other weather resistant barrier shingle fashion to direct water out of the wall. Remove wood shingles with care up one or two courses sufficient to install proper sidewall flashing and counter flashing. Inspect the sidewall around and underneath the fascia and inside the house for signs of moisture damage and repair any rotted areas.

Thats a long way of saying. The siding gets held up 1 8 or so above the head flashing which should have end dams formed on both sides. Cut a piece of flashing out of felt paper and install it at the bottom corners of the windows before you install the side j channels. Just delete the j channel from your detail and away you go.

Now any water that runs inside the j channels will come out on top of the siding and out the weep holes designed for this purpose. Nail it to the sidewall or glue it if nailing isn t possible. This intersection is critical. Endlap flashings a minimum of 6 and seal the lap joints with sealant.

This will prevent moisture from leaking under the flashings and into the structure. The same drip flashing that you typically use at the bottom of the wall gets used at the head and is shown on your drawing. Slide the widest edge of a z flashing strip behind the upper siding panel. When the upper part of the.

Flashing and trim always begin flashing installation from the bottom and work up so that upper flashings are lapped on top of lower flashings.