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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
Steel multi-shutter damper
available with one
smooth style * 360 air diffusion * Excellent for variable air volume applications * Hinged-down core for easy access * No Labor Collar * Seismic support hangers * Available sizes: 6"-10"
2" ADC compliant round collar with bead for ease of installation (square sizes only)
inner dimension and outside dimension available * Available in continuous lengths with butt joints * Tamper proof screws * Standard Color
3 Hour Out Of Air Fire Door Grille 2663-48X20 T-Bar Steel multi-shutter 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"
