2" Round 3 Hour Vertical Fire Door 2565-20 past 12 months Delivers supply air in a

Delivers supply air in a 360°air pattern

1600 Series Engineering/Performance Data

T-20 Tamper Proof Screws

Interlocking steel roll-formed blades

2" Round 3 Hour Vertical Fire Door 2565-20 past 12 months Delivers supply air in ah3. Standard Features * 2561 Square or rectangular fire door for vertical mount only. Maximum dimension 48w, 49h. For damper free area chart A click here * 2563 Out of Airstream fire door. Square or rectangular for vertical mount only. Maximum dimension 48w, 41h. For damper free area chart B click here * 2565 Round fire door for vertical mount only. Available 4" thru 40" round. * UL and California State Fire Marshall approved * 2" thinline frame *