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Use for applications with round ductwork to create a clean and easy to install finish for your round registers or diffusers
Standard Features * Designed for return or exhaust applications * 3/16" holes on 1/4" staggered centers * Heavy gauge steel * Seismic support holes * 1x2
055 T6 aluminum surface mount return air grille * 0 fixed blades parallel to longest dimension * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 907 O - recessed screwdriver operated opposed blade damper * No Labor Collar (square sizes only) * 900 T - T-Bar mount * 905 HD - reinforced construction * 905 IS - insect screen * 1335-1338 Series - stainless steel version * Fractional
2" ADC compliant round collar with bead for ease of installation
RD Series Engineering/Performance Data
Modular Core Diffuser MA-9X9 Finish:Designer Color - Velvet Black Use for applications with roundStandard Features * Modular core ceiling diffuser * Modular core has galvaneal steel blades in . 055 T6 extruded aluminum frame * Movable cores provide multiple fixed blade air patterns * Square collar * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Soft White Options * MA O recessed screwdriver operated opposed blade damper * Square to round No Labor Collar * 700 MA and MA T T Bar mount * 1320 Series
