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Architect Resource Center

Model 125

Sectional Steel Doors

​Thermospan® Model 125 features polyurethane insulation and is an excellent value when thermal efficiency is important, but strength, rigidity and durability cannot be compromised.

  • Polyurethane insulation, R-value* = 10.79
  • Max width: 16’2”
  • 7/8” section thickness
  • Patented, roll-formed integral struts for rigidity
  • White stucco embossed exterior with pinstripes; also available with TruChoice™ Color System

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

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Sectional Steel Door ThermoSpan Door™ Model 125 Brochure144Brochure
Vertical Lift Tracks Supplement4066Installation Supplement
Sectional Door Systems Brochure132Brochure
Thermospan Insulated Sectional Steel Door Warranty179Warranty
Quick Start Guide - Thermospan Series808Quick Start Guide
Installation Insert - Commercial Sectional Low Headroom 965Installation Supplement
Model 125 Drawing - A510Drawings
Model 125 Specification683Specifications
Model 125 Specification618Specifications
Sectional Overhead Doors Full Line Specification677Specifications
Sectional Overhead Doors Full Line Specification612Specifications
Installation Instructions - Thermospan809Installation Instructions
Installation Insert - Cable Keeper151Installation Supplement
Installation Insert - Top Header Seal for Thermospan 125157Installation Supplement
Door Operating Clearances Model 125559Door Operating Clearance
Door Panel Section Guide Model 125579Panel/Section Selection Guide
Track Selection Guide Sectional Steel Doors576Track Selection Guide
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