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HomeMy WebLinkAbout23 33 16 - Fire DampersBEARDSLEY DESIGN ASSOCIATES CORNELL – NCP FIRE DAMPERS STANDARD SPECIFICATIONS 23 33 16 – PAGE 1 OF 4 NOVEMBER 2, 2012 SECTION 233316 FIRE DAMPERS PART 1 GENERAL 1.1 RELATED DOCUMENTS: A. The Contract Drawings and the General Provisions of the Contract, including the General Conditions of the Contract for Construction, Supplementary Conditions, Special Conditions and Division 1 Specification Sections apply to the work of this Section. B. The Work of the Section 23 01 00 5 Mechanical Basic Materials and Methods applies to the Work of this Section. 1.2 WORK INCLUDED: A. Provide a complete, operating, tested, functioning, documented fire damper and combination fire and smoke damper system including all work shown, specified, or required for proper system operation. 1.3 SUBMITTALS: A. Provide product data for each fire damper, combination fire and smoke damper, relief grill, wall frame and media filter assembly. B. Provide wiring diagrams: For power, signal, and control wiring. PART 2 PRODUCTS 2.1 FIRE DAMPER AND SLEEVE ASSEMBLY: A. 15 ½ hour U.L. classified static fire damper. Frame: 20 gauge galvanized steel channel. 24 gauge galvanized curtain type blades outside airstream, except when located behind grille where blades may be inside airstream. B. Provide 212 F fusible link. C. Each fire damper shall include a steel sleeve of length to suit application and retaining angles furnished by the damper manufacturer. D. Provide space fusible links. E. Manufacturer and Model: Ruskin, Air Balance Inc. or equal. BEARDSLEY DESIGN ASSOCIATES CORNELL – NCP FIRE DAMPERS STANDARD SPECIFICATIONS 23 33 16 – PAGE 2 OF 4 NOVEMBER 2, 2012 2.2 COMBINATION FIRE AND SMOKE DAMPERS: A. 151/2 hour UL classified static combination fire and smoke damper. 16 gauge galvanized steel frame. 16 gauge galvanized multiple V5groove or airfoil blade type. Class I leakage rating. B. Heat5Responsive Device: 212° F Electric fuse link and switch package, factory installed, rated. C. Smoke Detector: Integral, factory wired for single5point connection. D. Mounting Sleeve: Factory installed, galvanized sheet steel; length to suite wall application. E. Manufacturer: Ruskin Company, Greenheck Fan Corporation, Air Balance Inc. or equal. 2.3 FIRE DAMPER /FIRE SMOKE DAMPER ACCESS DOOR: A. Provide 12” x 12” minimum duct access door at location suitable to reset curtain and replace fusible link or reset actuator. Duct access doors shall be hinged one side. They shall be gasketed and shall include a minimum of two camlock latches. B. Enlarge access doors as required in large ducts or difficult to reach areas so that a fusible link can be readily replaced. PART 3 EXECUTION 3.1 FIRE DAMPERS AND COMBINATION FIRE AND SMOKE DAMPERS: A. Install in strict accordance with the manufacturer's printed installation instructions and with the locations and details shown on the Plans. 3.2 DUCT ACCESS DOORS: A. Locate in the general locations shown on the Plans or adjacent to and close enough to fire damper or combination fire smoke damper to allow resetting the fire damper curtain and replacement of the fusible link. Mark each access door "Fire Damper Access" in black permanent marker. 3.3 PRE5PUNCH LIST REVIEW: A. The Contractor shall perform a pre5punch list review and shall verify the following for each fire damper and combination fire and smoke damper: 1. Fire/smoke damper installed at each location shown on the Plans. 2. Installed in accordance with manufacturer's instructions. 3. Sleeve installed and fire/smoke damper anchored to sleeve BEARDSLEY DESIGN ASSOCIATES CORNELL – NCP FIRE DAMPERS STANDARD SPECIFICATIONS 23 33 16 – PAGE 3 OF 4 NOVEMBER 2, 2012 properly. 4. Angles anchored to sleeve and free floating in general construction. 5. U.L. clearances between sleeve and general construction to avoid binding damper in a fire due to expansion of the metal against a tight opening. 6. Angles overlap general construction of opening by 1” minimum. 7. Duct access doors are installed and are located properly to allow resetting damper curtain replacing fusible link. 8. Duct access doors are accessible through the general construction. 3.4 ENGINEER'S ACCESSIBILITY TEST: A. The Engineer shall, at his/her option, sever up to 5% of the fusible links on fire dampers but in no case less than two or more than ten so that the Contractor can demonstrate the ease with which the duct access doors allow re5setting of fire dampers and replacement of fusible links. B. The locations for these tests shall be at the sole discretion of the Engineer and Owner. C. The Contractor shall provide spare fusible links and shall demonstrate the replacement of fusible links and re5setting of dampers. D. If in the judgment of the Engineer, acting as the Owner's representative, the access is not adequate to allow proper fire dampers servicing, the Contractor shall install additional access doors as required to allow proper servicing of the fire dampers. 3.5 SPARE FUSIBLE LINKS A. Provide five (5) spare fusible links at each temperature rating. Submit to Engineer and obtain a receipt. END OF SECTION 23 33 16 BEARDSLEY DESIGN ASSOCIATES CORNELL – NCP FIRE DAMPERS STANDARD SPECIFICATIONS 23 33 16 – PAGE 4 OF 4 NOVEMBER 2, 2012 [ PAGE LEFT INTENTIONALLY BLANK ]