Dampers above 80 square inches free area will be provided with blade insulation
Standard Features * Heavy duty honeycomb construction * Blades run parallel to longest dimension given * Gym Grade - includes welded core and extra supports for heavy duty application * Mounting holes for sidewall and ceiling application * Recessed screwdriver operated opposed blade damper to control air volume for positive balance of system * Soft White Options * No mounting holes * Tamper Proof Screws * Standard Color
blades prevent metal on metal rattle Countersunk mounting holes with color matching Phillips Pozidriv screws Rust-resistant pre-coat with durable powder finish Soft White Options Screwdriver operated Opposed Blade Damper 2" ADC compliant square to round collar with a bead for ease of installation Heavy Duty Construction MRI Compatible Insect Screen Fractional
PERFORMANCE DATA 915 Series Engineering/Performance Data
Standard Features * Universal Collars for T-bar supply and returns * Soft White Finish * Available for 6" to 14" round duct in 1" increments
T-Bar Adjustable Curved Blade 700CB40-15X15-12 Damper:without Damper Dampers above 80 square inchesStandard Features * Individually adjustable curved blade T Bar diffuser * Core is constructed of . 055 T6 extruded aluminum * Five air patterns: 700 CB10 one way, 700 CB20 two way, 700 CB20C corner, 700 CB30 three way, 700 CB40 four way * 6x6 thru 20x20 diffuser sizes * Square to round No Labor Collar * 2x2 galvaneal steel panel with seismic support holes * Soft White Options * 700 CB40 0 opposed blade damper * 700CB FR U. L. listed Fire Resistance