When I know a house will be sided in vinyl, I select windows that have either an integral J-channel or a slot to receive an applied cap that creates a receiver channel. In this photo you can see an actual home where moisture damage is occurring. Of course if you are having moisture penetration consider adding some flashing behind the j channel where it needs it. Besides being careful to maintain the integrity of the tar paper or housewrap behind vinyl, I recommend flashing windows and doors to direct water back out when it gets past the flanges or casing. Accommodating thermal expansion Vinyl-siding manufacturers try hard to make their panels look like real wood. These heavy-duty aluminum covers are the ideal solution for your beat-up or missing baseboard radiator covers. Most nail heads are left high to avoid trapping panels.
Minimizing J-channel takes planning and creativity. Sign up Log in. So I took the project. Home Blue Palmetto Home Inspection putting people before business - serving the Charleston lowcountry area. This path starts with the airspace behind the brick.
We hope you choose Us. Here, the starter strip has been dropped below the sheathing by pop-riveting it to pieces of coil stock. Fasten the head flashing into place along the top edge Fig. Where panels overlap, factory-notched nailing hems keep adjacent panels from buckling. Where soffit panels meet the wall of the house, they are supported by J-channel, undersill trim or window casing.
Subscribe In every issue you'll find In this case using J channel at the bottom was unnecessary because they started with a whole piece which means they could have used starter strip instead. Become a member and get instant access to thousands of videos, how-tos, tool reviews, and design features. These nails lock the corner-board top in place so that it expands downward rather than upward into the soffit. This notch must be duplicated on field-cut panels. This will help keep the track dry and prevent accumulation of unwanted moisture. The Solution When vinyl J channel is used at the bottom like this proper flashing is essential especially at the corners.