2" 3 Hour Vertical Mount Fire Door 2561-48X32 Accessories Standard Features * 3-way diffusion

Standard Features * 3-way diffusion for draft-free heat or air conditioning * For ceiling or sidewall applications * All component parts

Note: Listed Size Is Nominal Duct Opening / Nominal Filter Size

Submittal Drawing

CB20 - two way

2" 3 Hour Vertical Mount Fire Door 2561-48X32 Accessories Standard Features * 3-way diffusionh3. 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 *