Do I Need House Wrap Under Vinyl Siding

It also serves as an air barrier.

Do i need house wrap under vinyl siding.

My question is do i install fanfold foam insulation over the substrate and then put housewrap over the fanfold or do i put the housewrap on and then fanfold over that and then vinyl siding any help with this would be greatly appreciated. Let s take a look at each. It seems that we have two options. Generally referred to as rigid foam insulation this type of foam insulation is.

During a recent repair to our siding we found that the house had no building wrap tyvek under the siding. However if you re interested a residing project offers the perfect time to examine your home s weather barrier and exterior insulation and improve it if need be. House wrap is a common type of insulation on new homes. It is fairly inexpensive and easy to install so there is no reason not to use house wrap on your home during your do it yourself siding project.

House wrap is another step in the process of preventing moisture and air intrusion into your home. One would be to remove the siding wrap the house and then reside it. We re in the middle of having vinyl siding installed on our 1950s house. I have read mixed things on tyvek that its needed its not its only for new houses it should go over foam under foam over or under based on climate it doesn t.

Use a house wrap like tyvek around the whole structure before you install the siding. I plan on putting vinyl siding. Our house was built about seven years ago. Builder omits house wrap under siding.

This generally means choosing between tyvek homewrap made by dupont since it is the most popular brand and exterior fanfold insulation. You can use staples to fasten the house wrap. The wrap comes in rolls and is stapled directly onto the wall sheathing. The material is designed to keep out moisture and reduce drafts while simultaneously allowing the walls to breath.

Installing foam insulation under vinyl siding is a wise choice for homeowners who are seeking to protect their homes against moisture infiltration as well as improve energy efficiency. When you fasten the siding don t drive the nails all the way home leave some room between the nail head and the siding so the. In the end the decision to install house wrap under your siding is a personal one that you should make after discussing it with your contractor. However another important consideration is what to put under your siding.

House wrap is indeed considered a necessity by the majority of contractors as well as housing authorities including local building and planning departments. My house currently has cedar shake which i m removing because it is in poor condition. Perhaps recent damage to their siding showed no house wrap under their vinyl or they are working with a contractor who doesn t believe house wrap to be necessary.