Steel Blade Double Deflection Diffuser 933-24X20 Damper:Opposed Damper 2" ADC compliant round collar

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

REVIT FILES

3 or 4 way air patterns from face * One size fits 6" thru 16" (collar by others) * Soft White

904 - Double Deflection Adjustable Aluminum Blade Grille For a 36" x 4" Duct Opening  (front blades parallel to shortest dimension)

Standard Features * Lightweight Aluminum vent louver * This is a larger version of the 4901 series * Flush face * Spring clip mounting * Able to withstand wet and corrosive environments * Easily installed using only a high grade silicon caulk * Satin Anodized finish Options * IS - Insect screen * Standard Color or Designer Color Finish available on this product

Steel Blade Double Deflection Diffuser 933-24X20 Damper:Opposed Damper 2" ADC compliant round collarStandard Features * Surface mount diffuser * Nylon bushings for easy adjustment and quiet setting of steel blades * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Double deflection diffuser * Front blades parallel to longest dimension * Back blades parallel to shortest dimension * All blades adjustable allowing 4 way flow adjustment * Soft White Options * 933 O with recessed screwdriver operated