1U Cable Pass-Through Panel with Brush Strip SR1UBRUSH Tripp Lite's SmartRack SR1UBRUSH is a 1U cable pass-thru panel with brush strip. The brush strip blocks unwanted airflow inside rack enclosures and server cabinets. The SR1UBRUSH improves cooling efficiency and segregates cold aisle from hot aisle. Features: 1U Cable pass-through panel with brush strip Brush strip blocks unwanted airflow Improves cooling efficiency Segregates cold aisle from hot aisle Specifications: PHYSICAL Shipping weight (lbs) 0.7 Shipping Dimensions (HWD/in) 1.85 x 19.13 x .83Package Includes 1 Piece of SR1UBRUSH Mounting Hardware