Moisture Behind Vinyl Siding

This article describes the causes of all types of leaks in building siding and wall coverings.

Moisture behind vinyl siding.

Using detailed examples and photos of leaky building siding siding stains ice or other leak clues for vinyl siding we illustrate the installation mistakes or subsequent siding damage that can cause troublesome even dangerous leaks into a building wall or wall. Covered with vinyl 8 lap siding double 4 have not had sweating on exterior until this year. No house wrap as they have now. We will make every effort to use a caulk that closely matches the color of the surrounding siding.

However in some cases the holes may be noticeable upon close inspection. No rain in 7 days but most moisture is at point plywood and foam board meet. This article discusses vinyl building wall siding installation trim flashing nailing details the requirement for a water and air barrier behind siding vinyl siding defect inspection repair and vinyl siding health and environmental questions. For homes with vinyl siding many homeowners are under the false assumption that vinyl is waterproof.

In reality although the vinyl material itself is waterproof the numerous seams and gaps that occur during installation aren t. Another benefit of quality vinyl siding is that it is highly water resistant when correctly installed. 3 16 holes will be placed under most windows and other possible moisture entry areas. Although vinyl is impervious to water when installed as directed by the manufacturer vinyl siding as a whole is not completely watertight.

These holes will be filled with caulk when the testing is completed. To further protect the home a waterproof barrier should be installed between the siding and the home. Water that blows into cracks between siding pieces can be absorbed into structural wood and insulation where it may stay and grow mold or rot wood siding from behind. Looks like i need to redo.

Although vinyl does a great job of keeping water out it does not offer a complete waterproof design. Siding leak diagnosis and repair. Siding is n t as tight as it should be and there is a lot of moisture behind vinyl. Vinyl siding inspection troubleshooting repair home page.

When siding is put back behind the gutter the lowest piece of flashing running down the pitch of the roof above must be fashioned to divert water into the gutter not behind the siding.