Commercial Sectional Doors

C.H.I. doors are constructed using the finest raw materials, produced by the hands of skilled craftsmen, customized with computer-aided precision, and delivered both on time and with care. Our entire line of 3200 Series doors was specially engineered for extra durability to afford years of dependable operation — even in the toughest industrial environments.

Series Guide Specifications Dimensional References
Series 3250/51/52
Series 3240/41/42
Series 3220/21/22		 Ribbed Steel Word Document PDF Document Word Perfect Document Spec Wizard Standard
Series 3285 Micro-Grooved. Polystyrene Sandwich
Series 3212 Micro-Grooved. Thermally-Broken. Polyurethane Sandwich
Series 3216 Micro-Grooved. Thermally-Broken. Polyurethane Sandwich
Series 3290 Aluminum Full-View Word Document PDF Document Word Perfect Document Spec Wizard

SERIES COMPARISON

26 Gauge 2" Polystyrene Sandwich 3285
26 Ga., 2" Polyurethene Thermally-Broken 3216
20 Ga., 2" Polyurethene Thermally-Broken 3212
Extruded Aluminum Full-View All Ribbed Steel 3285 3212 3216 3290
Uninsulated 25 Gauge 3250
Insulated 25 Gauge w/ Vinyl Back 3251
Insulated 25 Gauge w/ Steel Back 3252
Uninsulated 24 Gauge 3240
Insulated 24 Gauge w/ Vinyl Back 3241
Insulated 24 Gauge w/ Steel Back 3242
Uninsulated 20 Gauge 3220
Insulated 20 Gauge w/ Vinyl Back 3221
Insulated 20 Gauge w/ Steel Back 3222
Pre-finished Galvanized Steel All Ribbed Steel 3285 3212 3216
Lite Options All Ribbed Steel 3285 3212 3216 3290
Motor Operator Options All Ribbed Steel 3285 3212 3216 3290

Warranty