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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. The Model 599 doors also carry a Class 26 sound transmission rating for applications where sound suppression is desirable.
The Thermacore® line features steel-polyurethane-steel panel construction which provides a thermal barrier that withstands extremely hot or cold climates and the most demanding environmental requirements.
Thermacore® Sectional Steel Doors
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