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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
Available in 4" through 24" round
Divided 2-way multi-louver and combination shut-off
14" and 16" * Soft White Options * Field installable Bowtie Damper (BD) (sizes 6-14"
904 - Double Deflection Adjustable Aluminum Blade Grille For a 20" x 12" Duct Opening (front blades parallel to shortest dimension)
3 Hour Out Of Air Fire Door Grille 2663-24X20 Step Down Ceiling Diffuser Available in 4" through 24"h3. Standard Features * 2661 Square or rectangular fire door for vertical mount only. Maximum dimension 60x60. For damper free area chart A click here * 2663 Out of Airstream fire door. Square or rectangular for vertical mount only. Maximum dimension 60w x 52h. For damper free area chart B click here * 2665 Round fire door for vertical mount only. Available 4" thru 52" round. * 3 hour rated * UL and California State Fire Marshall approved * 4 1 4"
US$ 39.99
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