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Ships within 48 hours · Estimated delivery Oct 14 - Oct 19
Tool operated Opposed Blade Damper
Maximum size 60"x48"
904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 30" Duct Opening (front blades parallel to shortest dimension)
14" and 16" Options * Field installable Bowtie Damper (BD) * HL OR - factory installed opposed radial damper (sizes 6"-14") * HL FR - U
4-way reversible door on square sizes
4" 3 Hour Vertical Mount Fire Door 2661-22X22 Accessories Tool operated Opposed Blade Damperh3. 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$ 28.00
US$ 10.00
US$ 25.00
