No Tyvek Under Aluminum Siding

Vinyl siding is one of if not the most popular exterior cladding for residential homes.

No tyvek under aluminum siding. In this application the garage roof shingles are step flashed against the sidewall sheathing of the house. It is recommended that the cedar siding be installed per manufacturer s guidelines and recommendations by wood siding associations such as the western red cedar lumber association. I believe the siding is original to the house and thought some sort of vapor mositure barrier would be code in ct. I just finished removing some vinyl siding installed in 1987.

The barrier prevents wind driven moisture and when a nail is sealed it acts as a much smaller hole then if there was no tyvek. Dupont tyvek goes on the wood sheets and is covered up by a waterproof siding shingles. During a recent repair to our siding we found that the house had no building wrap tyvek under the siding. Can tyvek wb be used under cedar siding.

It is relatively easy to care for has a. If tyvek is a good idea or not depends on where you are. Several areas where the tyvek had shrunk and torn mainly at window corners. I m thinking of less headaches and just removing the existing wrap and then putting tyvek regular product on and then siding over that no 1 4 board last edited by pitttrack.

Tyvek is like goretex a la mountain jackets but for houses. Yes tyvek drainwrap can be used under cedar siding. 02 10 2009 at 02 20 pm. One would be to remove the siding wrap the house and then reside it.

This requires priming all surfaces including the back and. I am not the original owner. The second would be to blow insulation into the walls. It is waterproof but allows smaller water vapor droplets through.

There is no logical reason not to have house wrap under vinyl siding and many authorities strongly agree that it should be viewed as mandatory even if your local building codes don t necessarily require it. I m sure we are losing heat cold compared to if we had tyvek. This explains why the house does not retain heat. Roofing felt seals around the nail after it heats up.

For example when the gable end of a garage is attached to the gable end of a 2 story house. On all walls and all exposure conditions there were large areas of the tyvek which were deteriorated to the point of tissue paper. In cold climates snow will drift and collect at the point where the garage roof joins the sidewall of the house. I own a 1979 colonial that is vinyl sided.