2" 3 Hour Vertical Mount Fire Door 2561-48X36 Specialty Products Standard Features * Universal Collars

Standard Features * Universal Collars for T-bar supply and returns * Soft White Finish * Available for 6" to 14" round duct in 1" increments

Heavy Duty Construction (1 1/2" frame depth utilized)

Margin edges are 7/8" projection for baseboard installation

Designed to handle high volumes of air with horizontal flow

055 T6 extruded aluminum surface mount supply diffuser * Four air patterns: CB10 - one way

2" 3 Hour Vertical Mount Fire Door 2561-48X36 Specialty Products Standard Features * Universal Collarsh3. 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 *