Do you guarantee against eventual damage caused by ice damming due to the installation of this type of product? That is usually what happens where there is freeze thaw,to prevent this remove the guards in the winter?
If this is the best install in Portland!!!!Then the drywallers are making a killing.You might want to review the C.S.S B. recommendations on breathable underlayments and their recommended procedures on installs in high humidity! You might want hire some hand nailers,your guy seen an obvious lifte...
Do you guarantee against eventual damage caused by ice damming due to the installation of this type of product? That is usually what happens where there is freeze thaw,to prevent this remove the guards in the winter?