Does Vinyl Siding Trap Moisture

It is relatively easy to care for has a decent lifespan comes in a variety of colors and is very affordable.

Does vinyl siding trap moisture.

Unfortunately many people install it with a foam backing which then ends up trapping the moisture behind the siding where it has no place to go. No rain in 7 days but most moisture is at point plywood and foam board meet. Why is there moisture behind my siding. Because the vinyl siding itself is unaffected you probably won t know this is happening until it s too late.

Installing foam board insulation under vinyl siding. Vinyl siding is one of if not the most popular exterior cladding for residential homes. Looks like i need to redo. Although vinyl is impervious to water when installed as directed by the manufacturer vinyl siding as a whole is not completely watertight.

Vinyl siding is less likely than wood to trap moisture due to the tiny weep holes in the butts of the panels and the fact that it s loosely hung to allow air to circulate behind it. Vinyl siding is just like any other pvc product which can crack. If you install the foam board against the building directly it can t breath in the same way. Siding is n t as tight as it should be and there is a lot of moisture behind vinyl.

No house wrap as they have now. Vinyl is a potentially leaky material and. Vinyl siding may permit moisture below the surface. Although vinyl does a great job of keeping water out it does not offer a complete waterproof design.

For homes with vinyl siding many homeowners are under the false assumption that vinyl is waterproof. Covered with vinyl 8 lap siding double 4 have not had sweating on exterior until this year. Cracking issues with vinyl siding. Vinyl siding popularity has grown as an economical solution for covering the façade of new homes as well as siding replacement for older ones.

Vinyl siding does not need painting. Vinyl siding is itself water resistant and when it s installed without backing it can act as a natural rainscreen allowing water to drain out from behind it. Vinyl siding is designed as an exterior cladding only and is supposed to be installed over other materials such as a weather resistant barrier. The main purpose of cladding like roofing is to keep water out of your house.

To further protect the home a waterproof barrier should be installed between the siding and the home. Another benefit of quality vinyl siding is that it is highly water resistant when correctly installed. Unfortunately many people install siding improperly which can trap moisture behind the siding where it has no place to go. Although vinyl siding does have its benefits improperly installed siding and trim can cause a lot of problems.