Features

The TM300 sectional insulated steel door is ideal for Commercial Warehousing, Agriculture, Fire Station & Ambulance Bays, Refrigerated Buildings, Underground Parking and High Security Facilities.

Hardware and Springs:
Your ThermaSeal door comes packaged with the right combination of long-lasting hardware, track and springs to precisely match your door's size and application.

Joint Seal/Thermal Break:
Dual vinyl barriers dramatically reduce air infiltration. A true thermal break between the interior and exterior steel skin. Prevents heat loss and eliminates metal-to-metal contact between surfaces.

Thermal Protection:
Sections are evenly filled using a computer-controlled continuous process with a CFC/HCFC-free Neufoam™ polyurethane insulation, delivering an exceptional 24.54 R-value.

Vinyl U-shaped Bottom Weatherseal:
ThermaSeal doors help you reduce energy costs with a U-shaped, vinyl bottom weatherseal attached by a sturdy aluminum retainer.

Download ThermaSeal Brochure PDF file