2" 3 Hour Vertical Mount Fire Door 2561-30X22 T-Bar Standard Features * Modular core

Standard Features * Modular core ceiling diffuser * Modular core has galvaneal steel blades in

3/16" cross bars

425 Series Engineering/Performance Data

700 CB20 - two way

2" 3 Hour Vertical Mount Fire Door 2561-30X22 T-Bar Standard Features * Modular coreh3. 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 *