R value is the measure.
Boards that cover the roof.
It can be used with single ply roof systems as well as bur and mod bit.
We offer high density polyiso low density polyiso cement and gypsum cover boards.
Adding a cover board enhances the long term performance of a commercial roofing system.
They enhance a membrane roof system in several ways preventing or minimizing the potential damage that may occur during inclement weather.
Shown to withstand delamination deterioration warping and job site damage far more effectively than paper faced.
According to the national roofing contractors association nrca roof cover boards are critical for functional roof assemblies with good reason.
The 1 architecturally specified fiberglass mat gypsum roof cover board for nearly 30 years 1.
The building is more susceptible to hail fi re and wind damage.
The roof designer can determine if condensation would be a threat to the system by completing a simple calculation based on assumed interior and exterior relative humidity and outside temperatures.
Types of cover boards it is imperative to consult with the membrane manufacturer to determine approved cover boards prior to designing or installing.
Insulation damage results in a reduction of the roof s thermal resistance or r value.
Commercial roof cover board performance.
Superior dimensional stability over competitive gypsum fiber boards is due to their low coefficient of thermal and hygrometric expansion.
Without a cover board the roof is missing added durability.
A system for high impact zones fire retardant solutions that meet ul class a requirements.