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2" ADC compliant round collar with bead for ease of installation
Dampers above 80 square inches free area will be provided with blade insulation
Narrow ceiling grid dimples for 9/16" T-Rails
3 or 4 way patterns * Spring push release for easy access to adjust pattern controllers * Round No Labor Collar sizes: 6-10"
Standard Features * Cones are one-piece stamped construction providing a clean
Round Aluminum Air Louver 4901-IS-8 Commercial 2" ADC compliant round collarStandard Features * Lightweight Aluminum vent louver * Able to withstand wet and corrosive environments * Spring clip mounting * Easily installed using only a high grade silicon caulk * Satin Anodized finish Options * IS Insect screen * Standard Color or Designer Color Finish available on this product
