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

By Amelia Elite Garage Door — Serving Northgate, WA (98106) & Surrounding Shoreline, Lake City, Maple Leaf, Greenwood, Ravenna

Triple-Layer Steel + Polyurethane Construction for Northgate, WA Weather

Unlike single-layer steel doors that radiate outdoor heat and winter cold straight into your Northgate 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.