The 51F 6x12x4 Ceiling Box with 4'' extension is designed for efficient ceiling ventilation in HVAC systems. Constructed from high-quality materials, this ceiling box ensures durability and optimal airflow. Its dimensions of 6" x 12" x 4" make it suitable for various installations, while the 4'' extension allows for flexible positioning. This ceiling box is compliant with industry standards, ensuring safety and performance in both residential and commercial applications. Ideal for use in air distribution systems, it enhances overall system efficiency.
