Pay in 4 interest-free payments of $53.63 Learn more
Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Standard Features * 1/2" x 1/2" x 1/2" aluminum lattice face *
listed Fire-Resistance Diffusers * TVB - Thermal Vapor Blanket * Square collar
Standard Features * 1" rim size (2" larger than nominal duct size) * 14 gauge steel * 1305: 1/2" lattice opening
listed Fire-Resistance Diffuser * TVB - Thermal Vapor Blanket * Square collar Additional Drawings * 825 MA
1” rim size (2” larger than nominal duct size / order size)
4" 3 Hour Vertical Mount Fire Door 2665-26 Step Down Ceiling Diffuser Standard Features * 1/2" xh3. 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"
