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Ships within 48 hours · Estimated delivery Sep 7 - Sep 12
back blades parallel to longest dimension
4-Way ceiling register with stiffened 1/2" fan shaped louvers for silent operation
Options * Sleeve variations * 304 stainless steel construction * Fractional and odd sizes available h3
Standard Features * Single plaque ceiling diffuser * 360 air diffusion * Hinged-down core for easy duct access * No Labor Collar * Seismic support hangers * Available sizes: 6"-10"
Standard collar diameter is the same as the diffuser size
4" 3 Hour Vertical Mount Fire Door 2661-36X22 Accessories back blades parallel to longesth3. 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"
