Sheetrock Under Siding

By glenn hooper june 2 2015.

Sheetrock under siding.

Use a trowel and press the tape into the mud. Apply another coat and smooth it out so there are not bumps or gaps. You could clearly see the water stains all over the surface paper of the gwb. For example cracks or tears in the butt joints are the perfect entryway for all types of fungi along with critters looking for a warm place to stay.

The exterior sheathing that the vinyl siding and window flanges are nailed through are 5 8 sheetrock. The wood that goes under residential siding exterior sheathing performs several functions. 3 levels high with a basement level added. It adds insulation waterproofing and structural support for the framing.

I thought i should show why continuous foam under the exterior siding is so important. Window headers are another area where water and mold spores can enter your siding. Use a trowel and press the tape into the mud. All the buildings are built like this.

I get asked if this or that in the in the cavity works as well as foam under the siding. It also provides a surface. The water and ice shield flashing was also there over the flanges. There are a number of ways mold spores along with moisture can seep under your siding.

As many things in building science go you my dear reader have to learn something. Vinyl siding can be installed directly over wall sheathing wood siding or stucco. Why insulation under the siding is important.