D3539 Flush Steel Door Flush Door Type 3 Lock Type Mortise Material 16-Gauge Thermal Insulation U-Factor 0.41 Door Opening Height 84 in Door Opening Width 48 in Thickness 1-3/4 in Agency Compliance UL 1 1/2 Hour Fire Rating Includes Doors Without Glass Security Door Color Gray Fire Rating 3 hr.MRO5EJL6
| # | Attribute | Value |
|---|---|---|
| 1. | brand | CECO |

