How To Install Rainscreen Siding

Tool joint seam filler into place.

How to install rainscreen siding. We ve already discussed the fact that the air space between the strapping and behind the siding. Install house wrap to prevent moisture intrusion. After removing the old wall cavity insulation i replaced it with fiberglass batts. Apply joint seam filler to the top of the back leg of the head flashing.

Fold wrb flap back down and tape the slit to prevent water intrusion. Install cor a vent above the window. Replace wall cavity insulation. Build a rain screen wall sidebar facing page.

The rainscreens that we build with strapping can be broken down into two basic types. In a typical rain screen installation using plywood or osb structural sheathing if you add the depth of the wall cavity plus the thickness of the wood cladding for your rainscreen that will give you the total distance the face of your siding will project from the building. Installed behind a rain screen plastic housewraps can work. With materials on site and everything organized start to remove the existing wall siding.

If installing vertically some municipalities may require you to attach another set of furring strips horizontally over the first set so that water can still drain downward and vapour to exhaust upward. The key is to isolate the housewrap or tar paper from the siding rain screen walls have an airspace between the siding and the building paper or house wrap. Align furring strips vertically on top of baseboard. Attach remaining rain screen furring above head flashing.

Always follow the vapor barrier manufacturer s instructions install the baseboard horizontal furring strip with stainless screws. Installing effective rainscreens open vs. For horizontal siding install vertical furring strips on top of the weather barrier every 16 on center since siding always moves and 24 on center may not keep a flat plane over the decades. Ensure the baseboard is level.

I prefer 15 tar paper because of its century old track record.