3-cone air diffuser is for T-Bar, Drop Down, Lay in ceilings. 2-1/2 in. high grooved collar makes installation easier and faster. Optional damper sits in the groove. R6 insulation with vapor barrier reduces condensation.
- Use 10 in Venti butterfly damper to control air flow (buy separately)
- Distance between the cones is adjustable and works well with variable air flow patterns
- Surface mounted or suspended grid system installation
- Made of steel and white powder coated for durability and smooth glossy finish
- If needed the white color is easy to paint over
- Outside dimensions are 23.75 in. x 23.75 in.









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