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700 CB20C - corner
Mounting Holes - Designed for ceiling or sidewall application
For evaporative cooling or high-velocity exhaust applications
Uniform 360 degree discharge pattern
Designed for use in walls
4" 3 Hour Vertical Mount Fire Door 2661-60X26 T-Bar 700 CB20C - cornerh3. 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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