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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
Standard Features
5/32” crossbars
Standard Features * Gang-operated opposed blade radial volume control damper for use with RD Series Round Diffusers * Available in 2" increments from 6"-24"
T-Bar Modular Core Diffuser with Round Collar 6-14
Available in even sizes 6" to 20" and 24"
4" 3 Hour Vertical Mount Fire Door 2665-32 Commercial Standard Featuresh3. 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"
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