Thermacore is the premier insulated sectional steel door available today.  It is an ideal choice for applications that demand the highest levels of thermal efficiency, air-infiltration and windload resistance.  Manufactured using a unique, computer-controlled process, Thermacore's steel-polyurethane-steel sandwich panels are lightweight, incredibly strong and exceptionally energy efficient -- even under the most severe climatic conditions.

• R-values up to 17.50 and Air Infiltration performance up to .13 cfm at 25 MPH

• Lightweight, Strong and Durable Panel Construction.

• Meets stringent windload requirements

• Environmentally friendly due to specially formulated polyurethane foam insulation ensures no ozone-deleting CFCs are used in the manufacturing process or in the panels.

• Unique design allows "on-site" field repairs.

• Thermacore doors are available for every application, with doors ranging in size from 40'2" in width to 32'1" in height.

• High usage package for special applications promotes long life and low maintenance.

• 591 Series  is the best-selling door in the Thermacore product line, offering superior thermal efficiency to fit a broad range of applications.

• 592 Series 2" thick door for the ultimate in thermal efficiency.  The 592 Series features a 17.50 R-value.

• 593 Series available with a ribbed, textured surface, the 593 Series offers excellent thermal efficiency for medium-duty applications.

• 594 Series features a raised-panel, woodgrain textured surface for a more decorative appearance than traditional commercial sectional doors.

• 595 Series offers superior insulating qualities and is constructed of 20 gauge galvanized steel.  The 595 Series offers a flush, textured finish and also carries a Class 26 sound transmission rating.

• 598 Series is an economical choice for lighter-duty applications.  The 598 Series provides a higher level of protection against heat and cold conductivity than standard insulated doors.

• 599 Series 2" thick door for the ultimate in thermal efficiency.  The 599 Series features a 17.50 R-value.