How R-18 Polyurethane Insulated Garage Doors Lower Energy Bills in White Center, WA

By Mohammad Garage Door Repair — Serving White Center, WA (98146) & Surrounding Burien, West Seattle, Tukwila, Boulevard Park, South Park

Triple-Layer Steel + Polyurethane Construction for White Center, WA Weather

Unlike single-layer steel doors that radiate outdoor heat and winter cold straight into your White Center attached garage, triple-layer R-18 doors inject high-density polyurethane foam between two galvanized steel skins—creating a rigid, dent-resistant thermal barrier sealed with arctic-grade EPDM bottom weatherstripping.