Size Compatibility and Product Dimensions Fits duct openings (register hole cutout) measuring 10 inches x 4 inches. Overall product depth: 1.6 inches. Neck dimensions (portion inserted into vent): 9.84 inches x 3.5 inches. Face dimensions (visible portion covering vent): 11.06 inches x 4.8 inches. Note for bulk orders: To ensure correct fit and style, please one unit first before placing a larger . Durable CommercialGrade Aluminum Construction Made entirely of solid aluminum alloy with no plastic parts for longlasting performance. Finished with a heavyduty powder coating to resist rust, even in moistureprone areas such as bathrooms and kitchens. Withstands hot and cold temperature cycles without warping. Rigid material prevents bending and ensures a flush fit against walls during transport and installation. Modern, Seamless Design Linear slot diffuser style offers a clean, architectural look that complements modern interiors. Suitable for residential and commercial spaces including bathrooms, kitchens, living rooms, offices, and retail environments. Hidden side screw holes provide a smooth, uninterrupted surface compared to exposed screw designs. Nonloadbearing; do not place heavy objects on units installed in floors. Optimized Airflow and Quiet Performance Aerodynamically engineered linear slots with 90degree airflow channels maximize HVAC efficiency to meet commercial airflow standards. Designed to minimize operational noise, eliminating the distracting hum common with traditional vents. Adjustable airflow lever allows easy control of airflow volume to match heating or cooling requirements (lever operation assisted by simple tools). Practical Use Scenarios Upgrade bathroom ventilation with a rustresistant, modern vent that maintains a clean appearance over time. Improve airflow efficiency in kitchen HVAC systems while preventing noise interference. Enhance the aesthetics and comfort of living rooms or office spaces with a vent that blends seamlessly into walls, ceilings, or floors while providing adjustable comfort control.