Model: | 38D |
Filter: | 38DAV,38DAH,38DBV,38DBH,38DCV,38DCH |
Depth: | 4⅞" |
UL Classified: | 3 Hour Fire Resistance |
Certifications: | Underwriters Laboratories, Inc.: 555 National Fire Protection Association: 80 & 90A ICC's International Building Code CA State Fire Marshal Listing |
Orientation: | Vertical or Horizontal |
Frame Material: | 22 ga. One-Piece Roll Formed Galvanized Steel |
Blade Material: | 22 ga. Galvanized Steel |
Blade Type: | Curtain |
Fusible Link: | 165°F |
Closure Spring Material: | Heat-Treated Type 301 Stainless Steel |
Closure Spring Type: | Constant Force Coiled Negator |
Finish: | Mill |