Beta Industrial LLC
Certified Products
Dampers (Rectangular)
NRD Backdraft Damper
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Model 8" W x 8" H to 24" W x 24" H
3VCD Volume Control Damper
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Model — 4" W x 4" H to 48" W x 48" H 12" W x 12" H to 48" W x 48" H
Dampers (Round)
VDR Round Volume Control Damper
Air Movement and Control Association International, Inc.