ThermaSeal TM300
The ultimate choice for thermal protection is the Raynor ThermaSeal TM300 sectional insulated steel door with a 24.54 R-value. This 3" thick commercial door model is the most energy-efficient in the ThermaSeal line.
Ideal for commercial warehousing, agriculture, fire station, and ambulance bays, refrigerated buildings, underground parking, and high-security facilities.
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