Sullivan Overhead Doors About Us Contact Us
Jeffersonville Chamber of Commerce

Sullivan Overhead Doors
Commercial Sectional Doors
ThermaSeal TM300 Commercial Sectional Garage Doors Compare
ThermaSeal TM300 Sectional Insulated Steel Garage Door 3 Layers 3 inches thick
Click to view larger image

Features Product Details Colors/Options Specs/Drawings Tech Info Warranty


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:
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:
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:
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:
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.

Adobe Acrobat PDFDownload ThermaSeal Brochure PDF file