For maximum thermal protection, choose the Raynor TH160, durable, energy-efficient sectional door. Raynor’s exclusive process fills 100% of the commercial door’s interior space with energy-saving polyurethane foam insulation to deliver an exceptional 14.86 R-value. This process also provides a superior foam density for excellent structural integrity. With standard features like the corrosive resistant rigid aluminum retainer and the EPDM rubber floor seal, the TH160 is built to last!