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 Thermacore® Model 598 


two sectional steel doors with windows 

The Thermacore® Model 598 is a an exceptionally well-built door that provides a higher level of thermal protection than standard insulated doors. The model 598 door represents an economical choice for lighter-duty applications.

Standard max width

16'2" (4,928 mm)

Standard max height

14'1" (4,293 mm)

Panel thickness

1" (25.4 mm)


9.31 (1.64 W/Msq)


.107 (.608 Msq/W)

Thermal break

Hot melt

Exterior steel

.012" (.3 mm) galv.

Exterior surface

Ribbed, textured

Standard springs

10,000 cycle


8 year limited delamination 
1 year limited on door
3 year/20,000 cycle limited on door & operator system (when purchased together; on material and workmanship)

Exterior color for 598

color swatch white

Actual door color may vary slightly from the digital representation above. Color samples are available by request through your local Overhead Door Distributor.


Interior color

  • White

Window Glazing Options

Additional options

  • Thermal glazing
  • High-usage components
  • Wind load options
  • Electric operator
  • Chain hoist

  • Posi-TensionTM drums
  • Bottom sensing edge
  • Photo eyes
  • Safety bottom fixture
  • Flexible jamb, header seals