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Countersunk mounting holes with color matching Philips posi-drive screws
Available 4" thru 40" round
Galvanized Finish
14" and 16" * Soft White Options * Field installable Bowtie Damper (BD) (sizes 6-14"
RS34 Series Engineering/Performance Data
3 Hour Out Of Air Fire Door Grille 2663-20X10 T-Bar Countersunk mounting holes with colorh3. 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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