C.H.I. Sectional Commercial Garage Doors

Model 3212

Thermally-Broken Insulated Steel Sandwich Garage Door

R-Value: 14.3*

• Foamed-in-place polyurethane core permanently bonds the 20-gauge exterior and 27-gauge interior steel skins to form a rigid homogeneous section
• 2” thick sections are thermally broken to eliminate convection
• Tongue and groove meeting rails with joint gasketing provide superior joint strength and prevent air infiltration
• Concealed hinge attachment plates run the full height of sections for superior strength
• Rigid exterior end stiles are finish painted white
• Glass is available in 7/16” insulated or 1/4” tempered glass
• Glass is easily replaced or substituted by removing molded frames
• Exhaust port is optional for bottom section
• Track options include 2” or 3” bracket or clip angle mount and designed to accommodate virtually any headroom design requirements.
• Heavy duty hardware may be specified with 11 or 14-gauge hinges and 10 ball rollers
• Bottom U-shaped astragal is standard
• Increased windload requirements may be specified
• Available in finish coat color of white

*Calculated in accordance with ASHRAE standard formulas

 

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