RS34 Radius Flush Mount Double Deflection Spiral Diffuser - 12 x 4 Residential Registers & Grilles Standard Features * Stamped curved

Standard Features * Stamped curved blades * Field adjustable for positive throws and control of face velocities * Provides uniform air distribution across ceiling or walls * Eight air patterns * All component parts

450 Series Submittal

Adjustable directional dampers with shut-off

Zinc plated steel closure spring

450 Series Engineering/Performance Data

RS34 Radius Flush Mount Double Deflection Spiral Diffuser - 12 x 4 Residential Registers & Grilles Standard Features * Stamped curvedStandard Features Double deflection radius mount spiral pipe grille with adjustable blades Front blades are parallel to the shortest dimension Back blades are parallel to the longest dimension Allows for 4 way airflow Nylon bushings on adj. blades prevent metal on metal rattle One piece curved frame with gasket fits flush to spiral pipe Product sizes available to fit spiral pipe diameter 8 48. Spiral pipe diameter must be 4 larger than the width of