915 - FIXED 45° BLADE GRILLE 915-48X14 Step Down Ceiling Diffuser 055 T6 aluminum surface mount

055 T6 aluminum surface mount return air grille * 0 fixed blades parallel to shortest dimension * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 908 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

115T Series Engineering/Performance Data

Smoke Test and More Information on MA Series Diffusers

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

Round Bowtie Damper

915 - FIXED 45° BLADE GRILLE 915-48X14 Step Down Ceiling Diffuser 055 T6 aluminum surface mountStandard Features Extruded aluminum surface mount frame with signature line marks Extruded aluminum fixed bar blades at 45 Blades are parallel to the longest dimension Designed to minimize vision into the air duct Center margins are mounted on the backside of the grille for a streamlined continuous look Countersunk mounting holes with color matching Phillips Pozidriv screws Rust resistant pre coat with durable powder finish Soft White Options Recessed