Ontario's Premier Fabricator
and Installer of Metal Roofing

Can insulation R-Value be too high?

Can your insulation R-Value be too high? It’s important to understand what metal-insulated panels are. These panels consist of an exterior metal skin, an insulating core, and an interior metal skin. The insulating core provides the panel’s thermal resistance or R-Value. The most common materials used for the insulating core are expanded polystyrene (EPS), polyurethane …