Alliance Garage Doors & Openers, LLC's selection of C.H.I. commercial garage doors

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C.H.I. Commercial Garage Doors

C.H.I.'s entire line of 3200 Series commercial doors was specially engineered for extra durability to afford years of dependable operations, even in the toughest industrial environments. These doors come in a variety of gauges, both uninsulated and insulated, ribbed steel or micro-grooved insulated sandwich doors. Each door comes with a 10-year limited warranty.

Since commercial applications vary, C.H.I. also offers numerous customization options to fit your specific needs.

Click on each of the model numbers listed below for more information.

Ribbed Steel

3250 -- 2" thick, 25-gauge steel, Uninsulated
3251 -- 2" thick, 25-gauge steel, Insulated w/vinyl back
3252 -- 2" thick, 25-gauge steel, Insulated w/steel back

3240 -- 2" thick, 24-gauge steel, Uninsulated
3241 -- 2" thick, 24-gauge steel, Insulated w/vinyl back
3242 -- 2" thick, 24-gauge steel, Insulated w/steel back

3220 -- 2" thick, 20-gauge steel, Uninsulated
3221 -- 2" thick, 20-gauge steel, Insulated w/vinyl back
3222 -- 2" thick, 20-gauge steel, Insulated w/steel back

Micro-Grooved Insulated Sandwich

3285 -- 2" thick, 26-gauge outside steel, Insulated

Thermally-Broken Insulated Sandwich

3212 -- 2" thick, 20-gauge outside steel, Polyurethane insulated with a thermal break to incorporate a full-section joint seal
3216 -- 2" thick, 26-gauge outside steel, Polyurethane insulated with a thermal break to incorporate a full-section joint seal