3 Hour Out Of Air Fire Door Grille 2663-36X30 Smoke-Fire Damper MRI Compatible

MRI Compatible

1 for each end)

with 75% free area Options 14 GA 304 SS Construction 12 GA (

REVIT FILES T-Bar Modular Core Diffuser with Round Collar 16

SUBMITTALS 845 Series Submittal

3 Hour Out Of Air Fire Door Grille 2663-36X30 Smoke-Fire Damper MRI Compatibleh3. 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"