LLOYD INDUSTRIES CRD-555 Round Ceiling Radiation Damper

Product Description

The LLOYD INDUSTRIES CRD-555 is a round ceiling radiation damper created for protecting ceiling openings in fire-rated floor and ceiling assemblies. This damper has undergone UL testing and is labeled under UL 555C for fire resistance, ensuring safety in construction applications. It is effective in assemblies with fire resistance ratings of three hours or less and can be used with steel lay-in style ceiling diffusers with a diameter of up to 24 inches.

• UL classified under UL 555C for fire resistance
• Appropriate for fire-rated floor and ceiling assemblies up to three hours
• Compatible with steel lay-in style ceiling diffusers up to twenty-four inches in diameter

Product Highlights

This radiation damper is essential for maintaining safety standards in fire-rated construction environments. Its reliable performance helps prevent the spread of smoke and flames through ceiling openings.

Product Information

Standard Information

• Manufacturer Part Number: CRD-555
• UL Classification: UL 555C Fire Resistance Rating

Technical Specifications

• Fire Resistance Rating: Three Hours
• Maximum Size: Twenty-four inches
• Minimum Size: Five inches
• Blades: Twenty-two (0.853mm) Ga. Galvanized Steel
• Frame: Roll-formed frame, twenty-two (0.853mm) ga. Galvanized Steel