Commercial Sectional Doors   With a proven track record for thermal efficiency and extreme durability, Raynor TC Series is simply the best you can specify. With extruded polystyrene insulation thermally bonded between two steel skins, TC Series doors have an exceptional R-value of 17.05. And, its superior construction has made it the most specified sectional door on the market.   ThermaSeal™ - Our durable, energy-efficient sectional door. Our exclusive process fills 100% of the door's interior space with energy-saving polyurethane foam insulation to deliver exceptional R-values. This process also provides superior foam density for excellent structural integrity. For maximum thermal protection, choose ThermaSeal.   With 2" door sections, TC200 is constructed of rugged galvanized steel inside and out. And, its two-sided steel design features a laminated core of CFC-free expanded polystyrene insulation for an R-value of 10.25.   Rugged SteelForm™ doors are ideal for commercial and industrial applications. SteelForm door sections are a full 2" thick and made of hot-dipped galvanized steel for maximum rust resistance.   AlumaView™ doors have long been the standard fixture for facilities that require dependable, attractive doors that offer maximum visibility. With an anodized-finished extruded aluminum frame, AlumaView door sections are a full 1-3/4" or 2" thick.   When your building's facade needs a classic raised panel design, choose from DesignForm™ doors. With style choices, like mixed panel designs and safety features including finger-protection, DesignForm doors offer the aesthetic options of a residential door, combined with the durability of a commercial door. Matches Innovations Series™ residential doors.   When exterior appearance is a primary consideration, choose a stylish, raised-panel door from our attractive StyleForm™ series. StyleForm doors, equipped with heavy-duty, commercial-grade hardware, offer the perfect combination of beauty and reliability.