Door

Thermacore 599 Insulated Sectional Door

Thermacore 599 Insulated Sectional Door

​​​​​​​​​​​​​​​​​​With an R-value of 17.5 (3.09 W/m2) a U-value of .057 (.324 m2/W), and one of the best overall air infiltration ratings in the industry, the Thermacore® Sectional Steel Door Model 599 is one of the most thermally efficient door systems in its class.

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