weather watch by GAF installed by a professional roofing contractor. Brookly Roofing Contractors Roofing Video of expalnation of GAF weather watch and what it is used for. This prevent water from frezzing up in the winter time so taht in will not leak in your home or business and it also prevent the ply wood form getting waterlogged
There's no 1/4" space in between the plywood sheets.
Know what that means? When it expands and contracts,
it's going to buckle at the seems!
LOL
TemplarRican 5 months ago