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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
Nylon bushings on adjustable blades to prevent metal on metal rattle
120x120 multiple
Low profile design for tight mechanical areas
904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 18" Duct Opening (front blades parallel to shortest dimension)
Standard Features * Galvaneal steel face designed for high air volume delivery * 360 air diffusion * No Labor Collar * Seismic support hangers * Available sizes: 6"
3 Hour Out Of Air Fire Door Grille 2563-12X12 Accessories Nylon bushings on adjustable bladesh3. Standard Features * 2561 Square or rectangular fire door for vertical mount only. Maximum dimension 48w, 49h. For damper free area chart A click here * 2563 Out of Airstream fire door. Square or rectangular for vertical mount only. Maximum dimension 48w, 41h. For damper free area chart B click here * 2565 Round fire door for vertical mount only. Available 4" thru 40" round. * UL and California State Fire Marshall approved * 2" thinline frame *
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