C&S Air Products RD2-R-12 Model RD2-R Ceiling Radiation Dampers

Product Description

The C&S Air Products RD2-R-12 ceiling radiation damper employs butterfly style blades for point-of-origin control of radiant heat in HVAC systems. The RD2-R is installed horizontally in the ceiling membrane of floor-ceiling or roof-ceiling assemblies with fire resistance ratings up to 3 hours.

• 3 Hour Fire Resistance Rating
• Round Blade
• Butterfly Style Blades

Product Highlights

The RD2-R ceiling radiation damper is designed for radiant heat control in HVAC systems, featuring butterfly style blades and a 3-hour fire resistance rating.

Product Information

Standard Information

• Brand: C&S AIR PRODUCTS
• Manufacturer Part Number: RD2-R-12

Technical Specifications

• Frame: 24 ga. (0.7) galvanized steel.
• Blades: 22 ga. (0.85) galvanized steel - round butterfly. Insulated with ceramic refractory material for dampers larger than 114 in2 (735 cm2).
• Fire Closure Device: Fusible Link.
• Fire Closure Temperature: 165oF (75oC).
• Minimum Size: 4" (102 )
• Maximum Size: 24" (610 )
• UL 555C Fire Resistance Rating: 3 hour (horizontal, for use in 1, 2 or 3 hour rated assemblies).
• UL 555C Listing: R14980
• CSFM Listing: 3226-1404:100
• Warnock Hersey Listing #: WHI-495-PSH-0177, -0178
• Meets NFPA Standards: 90A and 101
• Meets Building Code Standards: IBC, NBC, NFPA, SBC and UBC