Primed wood all six sides.
Flat backed siding over tyvek.
Vertical grooves on the surface of tyvek drainwrap make it a superior moisture barrier engineered to channel bulk water away from wall systems and drain safely to the outside.
In the morning when the sun hits the south side of the house the siding makes almost continuous popping noises as it expands.
In the photos you can see that one layer of siding.
It s a foam backed siding installed over tyvek.
If the job had been done right the house would have been a total loss.
Here s the new wall wrapped in tyvek just before the siding was installed.
The unique nonwoven fibe structure helps resist air infiltration and water intrusion to help prevent drafts and keep energy bills low.
Tyvek has been used directly over studs where there is no sheathing although use of sheathing is a highly recommended building practice.
Foam board applied over flat substrates.
Atticfoil replaces tyvek as a house wrap behind siding using atticfoil on sun catching walls is an excellent way to make the home more comfortable efficient in summer.
Tyvek drainwrap helps provide enhanced drainage behind claddings such as primed wood all six sides fiber cement siding and foam board applied over flat substrates.
I m not saying that new siding over old is often preferable but there is a right way and a wrong way to do everything.
Dupont tyvek weather barriers add considerable protection against leaky seams in foam board similar to the protection provided over wood sheathing.