Knauf Insulation, Inc. (Knauf), the North American division of Knauf Group, a family-owned global manufacturer of fiberglass insulation, has positioned itself as the first company to have an entirely formaldehyde-free product portfolio by the...



Fiberglass insulation systems continue to be a strong tool in minimizing air leakage in metal building systems, as it effectively plays a role in separating exterior environmental conditions from the interior space of the...

Through the work of various industry organizations, recent updates have been made regarding thermal performance (R-value) verification, surface burning characteristics verification, and ensuring metal buildings insulated with fiberglass can comply with whole-building air leakage...

Untangling the Code
According to the International Building Code, all foam plastics installed in the building envelope require an additional step for a thermal barrier. IBC Section 2603.4 defines thermal barriers and various deviations, derivatives, or direct...