Round Ceiling Damper Standard Construction

MODELS

• CD-RD-85 - Round, butterfly-type (non asbestos)
• CD-RD-A-85 - Round, butterfly-type (non asbestos) with adjustable volume control.

FEATURES

• FRAME: 24 gauge galvanized steel.
• BLADES: 22 gauge galvanized steel.
• THERMAL BLANKET: non-asbestos ceramic blanket.
• SPRING: corrosion resistant steel spring.
• FUSIBLE LINK: replaceable 212ºF standard. Other ratings available.
• FINISH: mill.
• SIZES:  Minimum size: 5”;  Maximum size: 15” (For sizes 16” to 20” CFSR-2 will be supplied).
• UL/UCL LISTINGS:  3 - 4 hours.

ORDERING METHOD

• Use diameter required: CD-RD-diameter eg) CD-RD-8

Note: Non-standard dampers are not-returnable and cannot be cancelled.