Image of FD4-IMA

UL-Rated Fire, Smoke, and Fire/Smoke Dampers /Fire Dampers /Static 1-1/2 Hr Rated /Curtain - Integral Angle (ID 253)

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FD4-IMA

1-1/2 Hour - Static Fire Damper

Overview

The FD4-IMA fire damper employs curtain style blades and a factory installed integral mounting angle for ease of installation and point-of-origin control of fire in static HVAC systems. The integral mounting angle is designed and approved to be fastened directly to the fire separation and may be installed under the drywall in metal stud construction. The FD4-IMA may be installed in vertical walls or partitions with fire resistance ratings up to 2 hours.

Resources

Product Sheets

  • PDF FD4-IMA Product Sheet

Installation Instructions

  • PDF FD4-IM Installation Instructions.pdf
  • PDF Flange System Breakaway Installation
  • PDF Metal Stud Framing Drywall Installation
  • PDF Metal Stud Framing Shaft Installation
  • PDF S and Drive Breakaway Installation
  • PDF Single Side Mounting Angle Installation
  • PDF Sleeve Extension Installation
  • PDF Sleeve Termination Installation
  • PDF Steel Mullion Installation
  • PDF UL-V5 Ventilation Duct Assembly
  • PDF Wood Stud Framing Drywall Installation

Accessories

  • PDF FD Operation and Maintenance
Standard Construction

Sleeve/Frame: Integral 12" x 20" ga. (305 x 1.0) galvanized steel with 1-1/2" x 20 ga. (38 x 1.0) galvanized steel integral single side mounting angle.
Blades: 24 ga. (0.7) galvanized steel - curtain.
Fire Closure Device: UL Listed fusible link.
Fire Closure Temperature: 165oF (75oC)
Minimum Size: 4" x 4" (102 x 102)
Maximum Size: 48" x 48" (1219 x 1219)

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