5500 Fire-Tite UL Fire Dampers Thin 2 Frame
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STANDARD SPECIFICATIONS
- MATERIALS: Standard construction-galvanized steel.
Specifications for all material per Underwriters Laboratories Standard for Safety UL555. - MINIMUM SIZE: 4"x4"
- MAXIMUM DUCT OPENING SINGLE SECTION: VERTICAL: 41" x 36" or 36" x 60"
HORIZONTAL: 41" x 36" - SPECIAL TYPES: Variations of 2" deep channel frame are available incorporating the Type B, Type C or Type CR construction. Models 5522, 5523, 5532, 5533, 5542, 5543, 5552 and 5553.
- UNDERWRITERS LABORATORIES: Labelled for use in sizes no larger than shown in U.L. Building Materials List in a 2 hour fire partition
OPTIONS
- - Optional 304 Stainless Steel Construction Available
- - Optional 212°F Fusible Link Available.
NOTES
- ALL DAMPERS 1/4" UNDER LISTED DIMENSIONS
- Meets N.F.P.A. 90A Requirements.
- Sizes shown are for Type A construction. Consult Factory for Type B, Type C and Type CR.