Aluminum Airfoil Blade Grille - Horizontal Fixed Blade 907-20X16 Finish:Designer Color - Aluminum Paint round collar only) * 830

round collar only) * 830 OR - factory installed opposed radial damper (sizes 6"-14") * 830 FR - U

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

Type 316 stainless steel

screw holes and color matching panhead screws * Standard Color

Zinc plated steel closure spring

Aluminum Airfoil Blade Grille - Horizontal Fixed Blade 907-20X16 Finish:Designer Color - Aluminum Paint round collar only) * 830Standard Features Surface mount fixed blade grille with airfoil blades at 0 Blades are parallel to the longest dimension Blades spaced at 2 3" Extruded aluminum surface mount frame with signature line marks Countersunk mounting holes with color matching Phillips Pozidriv screws Rust resistant pre coat with durable powder finish Soft White Options Recessed screwdriver operated Opposed Blade Damper 2" ADC compliant round collar with bead for ease of