SECTION 23 33 13.16
CEILING FIRE DAMPERS
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PART 1  	GENERAL
1.1	SECTION INCLUDES
A.	Galvanized steel ceiling fire dampers for non-wood construction.
1.2	RELATED SECTIONS
A.	Section 23 31 00 – HVAC Ducts and Casings.
B.	Section 23 09 00 – Instrumentation and Control for HVAC.
1.3	REFERENCES
A.	AMCA 500 - Test Methods for Louvers, Dampers and Shutters.
B.	BSA - City of New York, Department of Buildings, Board of Standards and Appeals.
C.	CSFM - California State Fire Marshall Listing for Fire Damper and Smoke Damper.
D.	NFPA 90A - Installation of Air Conditioning and Ventilating Systems.
E.	UL 555C - Standard for Safety; Ceiling Dampers.
F.	USGBC: U.S. Green Building Council LEED® Rating System.
1.4	DEFINITIONS
A.	Damper Terminology:  Definitions of terms for metal louvers contained in AMCA 500 apply to this Section unless otherwise defined in this Section or in referenced standards.
1.5	ACTION SUBMITTALS
A.	Comply with requirements of Section 01 33 00 - Submittal Procedures.
B.	Product Data:  Submit manufacturer's product data.
1.	Include pressure drop data.
2.	Indicate materials, construction, dimensions, and installation details.
3.	Verify conformance to NFPA 90A, UL 555C, BSA, CSFM, and applicable building code.
4.	Verify damper pressure drop ratings based on tests and procedures performed in accordance with AMCA 500.
C.	Shop Drawings:
1.	Submit shop drawings indicating materials, construction, dimensions, accessories, and installation details.
D.	Product Schedule:  For dampers.  Use same designations indicated on Drawings.
E.	Samples:  Submit sample of damper to show frame, blades, actuator, accessories, finish, and color.
1.6	INFORMATIONAL SUBMITTALS
A.	Qualification Data:  For manufacturer and Installer.
B.	Product Test Reports:  For each type of damper, for tests performed by a qualified testing agency.
C.	Field quality-control reports.
D.	Sample Warranties:  For manufacturer's warranties.
1.7	QUALITY ASSURANCE
A.	Manufacturer Qualifications:
1.	The manufacturer shall have implemented the management of quality objectives, continual improvement, and monitoring of customer satisfaction to assure that customer needs and expectations are met.
2.	Manufacturer shall be International Organization for Standardization (ISO) 9001 accredited.
3.	Manufacturer:  Test and qualify with UL a complete range of damper sizes covering dampers specified.  Testing 1 size only is not acceptable.
B.	Installer Qualifications:
1.	USGBC LEED Compliance:  The Work of this section shall be in accordance with applicable portions of the U.S. Green Building Council’s LEED Green Building Rating System. Refer to Divisions 23 and 26 Sections and other related documents bound herein for purposes of complying with this requirement.
C.	Product Qualifications:
1.	Pressure Drop Ratings:  Damper pressure drop ratings based on tests and procedures performed in accordance with AMCA 500.
1.8	DELIVERY, STORAGE, AND HANDLING
A.	Delivery:  Deliver materials to site in manufacturer's original, unopened containers and packaging, with labels clearly indicating manufacturer and material.
B.	Storage:  Store materials in a dry area indoors, protected from damage and in accordance with manufacturer's instructions.
C.	Handling:  Handle and lift dampers in accordance with manufacturer's instructions.  Protect materials and finishes during handling and installation to prevent damage.
1.9	WARRANTY
A.	Manufacturer shall provide standard limited warranty for damper systems for a period of one year from date of installation, no more than 18 months after shipment from manufacturing plant. When notified in writing from the Owner of a manufacturing defect, manufacturer shall promptly correct deficiencies without direct financial cost to the Owner.  
PART 2  	PRODUCTS
2.1	MANUFACTURER
A.	Ruskin Company, 3900 Dr. Greaves Road, Kansas City, Missouri 64030.  Phone (816) 761-7476.  Fax (816) 765-8955.  Web Site http://www.ruskin.com.
B.	Substitutions:  Not permitted.
2.2	CEILING FIRE DAMPERS
A.	Fabrication:
1.	Model:  CFD2 - Rectangular.
a.	Dampers with area above 70 square inches (452 sq. mm) to 324 square inches (2090 sq. mm) provided with blade insulation.
2.	Model:  CFDR2 - Round.
a.	Dampers above 10 inches (254 mm) diameter through 20 inches (508 mm) diameter provided with blade insulation.
3.	Model:  CFD3 - Rectangular.
a.	Dampers with area up to 70 square inches (452 sq. mm) meeting UL criteria provided without blade insulation.
4.	Model:  CFDR3 - Round.
a.	Dampers with 10 inches (254 mm) diameter and under meeting UL criteria provided without blade insulation.
5.	Model:  CFD3.5 - Rectangular.
a.	Dampers with area up to 70 square inches (452 sq. mm) meeting UL criteria provided without blade insulation.
6.	Model:  CFDR3.5 - Round.
a.	Dampers with 10 inches (254 mm) diameter and under meeting UL criteria provided without blade insulation.
7.	Model:  CFD4 - Rectangular.
a.	Dampers with area above 324 square inches (2090 sq. mm) to 576 square inches (3716 sq. mm) provided with blade insulation.
8.	Model:  CFD5 - Rectangular.
a.	Dampers with area up to 324 square inches (2090 sq. mm) provided with thermal blanket.
9.	Model:  CFDR5 - Round.
a.	Dampers with 20 inches (508 mm) diameter and under provided with thermal blanket.
10.	Fire Rating:  UL 555C classified and labeled.
11.	Air Flow Rating:  UL approved for dual directional air flow.
12.	Frame: 
a.	Style: one piece roll formed construction.
b.	Material: Minimum 24 gage (0.75 mm) galvanized steel.
13.	Blades:
a.	Style:  Two-piece, single-thickness with blade insulation, hinged in center, and held open with fusible link. 
b.	Action:  Butterfly.
c.	Orientation:  Horizontal.
d.	Material:  Minimum 24 gage (0.75 mm) galvanized steel.
14.	Hinge:  Spring stainless steel, mechanically attached to blades.
15.	Mounting:  Horizontal.
16.	Temperature Release Device: 
a.	Fusible link, 165 degrees F (74 degrees C).
b.	Fusible link, 212 degrees F (100 degrees C).
17.	Finish:  Mill galvanized.
18.	Assembly:  Factory assemble damper and accessories and furnish as a single unit conforming to UL 555C.
B.	Performance:
1.	Pressure Drop (Round):  Maximum 0.04 inches w.g. (0.01 kPa) at 500 feet per minute (152 m/min) across 6 inches (152 mm) diameter damper, Model CFDR3.
2.	Pressure Drop (Rectangular):  Maximum 0.1 inches w.g. (0.02 kPa) at 500 feet per minute (152 m/min) across 18 inches x 18 inches (457 mm x 457 mm) damper. Model CFD2.
2.3	ACCESSORIES
A.	Fusible Volume Adjust:
1.	UL classified.
2.	Permits adjustment of damper blades to balance airflow.
3.	Closes damper in fire conditions.
B.	Extended Frame:
1.	Rectangular Dampers: 6-5/8 inches (168 mm).
2.	Rectangular Dampers: 8-1/8 inches (206 mm).
3.	Rectangular Dampers: 11-1/8 inches (283 mm).
4.	Round Dampers: 6-1/4 inches (156 mm).
5.	Round Dampers: 11-3/4 inches (298 mm).
6.	Permits installation in flexible or hard duct applications.
2.4	SOURCE QUALITY CONTROL
A.	Factory Tests:  Factory cycle damper assembly to assure proper operation.
PART 3  	EXECUTION
3.1	EXAMINATION
A.	Inspect areas to receive dampers.  Notify the Engineer of conditions that would adversely affect the installation or subsequent utilization of the dampers.  Do not proceed with installation until unsatisfactory conditions are corrected.
3.2	INSTALLATION
A.	Install dampers at locations indicated on the drawings and in accordance with manufacturer's UL approved installation instructions.
B.	Install dampers square and free from racking.
C.	Do not compress or stretch damper frame into duct.
D.	Handle damper using frame.  Do not lift damper using blades.
END OF SECTION