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​​​Architect Resource Center​

Model 200-20

Sectional Steel Doors

Thermospan® Model 200-20 features a heavy-duty 20-gauge white flush exterior surface, polyurethane insulation and a non-conductive thermal break between inner and outer skins making it the ideal door for applications requiring premium thermal efficiency.

  • 20-gauge steel
  • Polyurethane insulation, R-value* = 17.5
  • Max width: 24’2”
  • 2” section thickness
  • Patented, roll-formed integral struts for rigidity
  • White flush, smooth exterior; available with TruChoice™ Color System

* Wayne Dalton uses a calculated door section R-value for insulated doors.