4 1/4" Vertical Mount Fire Damper 2633-30X20 Step Down Ceiling Diffuser 2" thin-line roll formed out-of-airstream

2" thin-line roll formed out-of-airstream frame

SUBMITTALS 907 Series Submittal

2" ADC compliant round collar with a bead for ease of installation

REVIT FILES T-Bar Modular Core Diffuser with Round Collar 16

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

4 1/4" Vertical Mount Fire Damper 2633-30X20 Step Down Ceiling Diffuser 2" thin-line roll formed out-of-airstreamh3. Standard Features * 2633 Square or rectangular out of airstream fire damper for vertical mount only. * 2634 Square or rectangular Spring actuated (6) out of airstream fire damper for horizontal or vertical mount. * UL and California State Fire Marshall approved * 4 1 4" standard frame style * Maximum dimension 60w, 52h * Interlocking steel roll formed blade (3) with roll formed frames (1) * Blade lock (5) * Damper manufactured from corrosion