Pay in 4 interest-free payments of $517.13 Learn more
Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
904 - Double Deflection Adjustable Aluminum Blade Grille For a 48" x 30" Duct Opening (front blades parallel to shortest dimension)
Countersunk mounting holes for flush appearance with stainless sheet metal screws
T-Bar Modular Core Diffuser with Round Collar 18-20
Designer Color or Satin Anodized Finish available on this product Drawings * CB10 * CB20 * CB30 * CB40
SUBMITTAL RS52 Series Submittal
Volume Damper Low-Leak OBD 3000-0BDLL-52X46 Smoke-Fire Damper 904 - Double Deflection Adjustableh3. 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.
