Fire Damper-FD-GSB-22-A-B-AS-BS-R

Type: Fire Damper
Fire Rating: 20 Series: 1½ hour
Construction: Galvanized Steel (GI)
Construction: Stainless Steel (SS)

UL- 555 Test Ratings

Fire Rating: 1½ hrs.

Standard Construction

Frame:20 gauge (0.9 mm) thick galvanized steel.

Blade: Curtain blade of 22 gauge (0.8 mm) thick galvanized steel.

Fusible Link:165°F.

Blade Ramp:16 gauge (1.5 mm) thick stainless steel angle.

Spring:0.3 mm thick by 19 mm wide, stainless steel constant force spring.

Mounting: Vertical

Optional Fittings

Sleeve: Minimum 0.7 mm, single section is field or factory installed.
Multiple sections are factory-installed.
Sleeve thickness as per NFPA table 3-4.6.3.

Retaining Angles:1½” x 1½” x 16 gauge (40 x 40 x 1.5) mm.

Limit Switches: For BMS open/close indication.

Transitions (R): Neck adapter for round duct connections.

Model FD-GSB-22-A/B/AS/BS/R UL 555 Damper meets the required SMACNA, NFPA, IBC, BOCA, ICBO, and UL standards.