Vinyl Siding Over Tyvek

I have heavily insulated on the inside.

Vinyl siding over tyvek.

After stripping the original wood siding we wrapped the house with tyvek taping all seams. If you pull the siding you will see line in the wrap where every plank was. Window flashing is much better at self sealing and is used in high risk areas. Housewrap should not be considered a substitute for proper siding drain planning.

The guy i have installing my vinyl siding just placed the foam over the old tyvek is that ok or should he have removed it first. Dupont has said on their website and product flyers that if using both fanfold and housewrap and committed to both put the tyvek housewrap over the fanfold but they actually recommend assuming the insulation is totally closed cell with very low absorption rate putting the insulation directly under the siding overlying dupont drainwrap which is designed to provide a better drainage path. Here you need furring strips for air. The outside gets painted or stained.

Vinyl siding is one of if not the most popular exterior cladding for residential homes. One would be to remove the siding wrap the house and then reside it. There is an option for tyvek and or fanfold insulation under the siding. This is obvious when you have a plank siding installed over tyvek.

Dupont tyvek homewrap is the original house wrap incorporating unique material science that helps keep air and water out while letting water vapor escape. A water leak from poor details gets behind the wall and is trapped. We have done several vinyl siding jobs over foam with strapping with no problems none yet anyway. One of the most popular questions revolves around my installer just installed the foam over the old tyvek should it have been removed replaced or will it create an a moisture sandwich.

Is fanfold better or would both be better. I have seen some bad reactions with tyvek over felt i thought. Steel and vinyl siding channels for example must lap properly in order to direct the flow of water outside the siding. We offer a variety of different siding and under siding options from top manufacturers like green guard tyvek and owens corning.

My understanding is water will get through the siding so the main goal is to prevent water from reaching the sheathing. If you want the best for your home then you want seamless choice. It is relatively easy to care for has a decent lifespan comes in a variety of colors and is very affordable. I have a 1950s home and am adding new vinyl siding.

The paint will start peeling off the siding or go in the wall. I just saw someone installing tyvek over the zip system doesn t that create a moisture issue vinyl siding foam. You might want to read the article in jlc march 2006 page 99. As a result it can contribute to improved building durability by helping to protect homes against damaging wind and rain that can penetrate the exterior cladding.

Over the years house wrap materials have advanced providing far more protection.