A device, installed in an air distribution system, is designed to close automatically upon detection of heat, to interrupt migratory airflow, and to restrict the passage of flame.
Features – U.L. rated 1 ½ hour fire damper, for use in a 2-hour fire partition.
Meets NFPA 90 A & UL 555
FRAME AND SLEEVE
Model: D-150-12B 12″ sleeve with 20 gauge galvanized steel
Model: D-150-14B 14″ sleeve with 20 gauge galvanized steel
Model: D-150-16B 16″ sleeve with 20 gauge galvanized steel
3-3/8″ wide 22 or 21 gauge galvanized steel
FRAME:20-18 Gauge galvanized or Stainless steel
BLADE: 22 Gauge galvanized or Stainless Steel
RETAINING ANGLES- Shipped Loose
SECURITY BARS-Mounted in sleeve
FUSIBLE LINK- Temperature rating of 212°F
Micro switch- Available upon request.