Roofing Insulation Overview
If you want an energy-efficient roof, the first place to start is insulation. Proper insulation is one of the most important contributors to a building’s energy efficiency. Having a high R-value for your roof, the common measurement of thermal resistance, can also aid in achieving LEED® v4 and RoofPoint(TM) certifications. What’s Recommended The National Roofing Contractors Association (NRCA) recommends using two layers of...
Read More