Rain Water Behind Siding

The source can be rainfall especially wind blown rain humidity or.

Rain water behind siding.

For example most ranch style homes have a 3 12 or 4 12 pitch roof. Wind blown rain entering behind any building siding material can become a water problem. This material is resistant to rain snow and ice which makes it a great choice to protect your home with. At vinyl siding buckled warped.

Gutters after all protect your home against moisture directing water away from your home s windows siding foundation and other areas of your home you d prefer to keep dry you can t just sit idly by and allow a leaky gutter to wreak havoc to your home. However it is possible for water to get behind the siding if it s not installed properly. Although vinyl is impervious to water when installed as directed by the manufacturer vinyl siding as a whole is not completely watertight. J channel is a poor design if not flashed well it allows water to get in behind siding.

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. Not all have wood rot but the damage would progress to rot in time. Check to be sure weep holes are open along bottom of window openings. In this video this old house general contractor tom silva shows how to prevent water from leaking in behind vinyl siding.

It easily hides beneath siding materials and often shows no obvious signs to untrained eyes. When water starts leaking from the gutter you know you ve got your work cut out for you. Review j channel mistakes in vinyl siding cause costly building damage. Most siding materials are not totally effective at repelling water particularly wind driven rain.

At yanish we find water damage behind the siding of roughly 1 in 6 homes. In this article series be sure to. As this is one of the most common causes of leaks around windows and doors of vinyl sided buildings. House wrap also permits the transfer of water vapor to the outside of the protected structure because water vapor can pass through.

J channel is a poor design if not flashed well it allows water to get in behind siding. When the roof shingles do not extend past the metal drip edge the water will suck back on the metal drip edge this is called capillary action and run behind your gutters. Capillary action is a water activity in which water adheres to a surface and follow the surface. How to prevent water from flowing under vinyl siding.

When water gets behind the siding house wrap is there to shed the water and keep it from entering the wall cavity.