Roofing Cover Boards: Overview
It is understood by many in the know in the building industry that roofing cover boards can often be the unsung hero of a given roof assembly. Though seemingly mundane and inexpensive, they are also highly effective and promote the durability and longevity of a roof. In short, they are worth the investment. Their added durability protects against damage from hail, fire, wind uplift, and other kinds of unfavorable weather, all at a very reasonable upfront cost. They are also shown to slow the passage of heat and water vapor, providing an added layer of insulation where it is very much needed. Rather than applying your roof surface directly upon a substrate, the cover board provides another protection against “thermal bridging” by covering over fasteners and insulation joints below. Another benefit they provide is a smoother application surface for the adherence of the actual roof membrane. The roof substrate is often full of fasteners and many uneven ...