| Ribbed Steel
3250 25 Gauge, Uninsulated
3251 25 Gauge, Insulated w/ Vinyl Back
3252 25 Gauge, Insulated w/ Steel Back
3240 24 Gauge, Uninsulated
3241 24 Gauge, Insulated w/ Vinyl Back
3242 24 Gauge, Insulated w/ Steel Back
3220 20 Gauge, Uninsulated
3221 20 Gauge, Insulated w/ Vinyl Back
3222 20 Gauge, Insulated w/ Steel Back
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Insulated Door R-Value: 6.52*
- 2” thick sections constructed of pre-finished galvanized steel
- Insulated models feature either heavy duty vinyl or 27 gauge steel backers
- 3250/51/52 doors utilize steel that meets the nominal 24 ga. designation used by some door manufacturers
- Box shaped stiles are riveted to the face of the section and are galvanized for additional corrosion protection
- Tongue and groove meeting rails provide superior rail strength and weather resistance
- Glass is available in 1/8" DSB, 1/8" Lexan, 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 in an aluminum retainer is standard
- Increased windload requirements may be specified
- All models are available in finishing coat of white. Additional sandstone, brown and silver finishes are available in models 3240/41/42 ONLY
*Calculated door section R-value is in accordance with DASMA TDS-163.
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