
INSULATED SECTIONAL STEEL THERMOMARK MODELS 5155 & 5255



Durably built, Wayne Dalton’s ThermoMark™ Models 5155 and 5255 Insulated Sectional Steel doors provide years of solid performance. With rugged construction and great insulation, these doors offer smooth, reliable operation under demanding conditions.
HIGHLIGHTS
- Max Width: 20’ 2” (5155), 26’ 2” (5255)
- Max Height: 20’ 1”
- R-value: 12.12 (5155) and 16.22 (5255)
- Material: Steel
FEATURES
- 1-3/8” (5155) and 1-7/8″ (5255) section thickness
- Continuous steel strips for hinge attachment
- Stucco embossed exterior with pinstripes
- Available with TruChoice®, Wayne Dalton’s custom color system
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