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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
2" ADC compliant round collar with a bead for ease of installation
Blades parallel to shortest dimension
1/2” Wide x 1/2” High square holes
Delivers supply air in a 360° air pattern
Allows for 2-way airflow
Volume Damper Low-Leak OBD 3000-0BDLL-46X12 Step Down Ceiling Diffuser 2" ADC compliant round collarh3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3.
