Round Supply Ceiling Diffuser - DCF (Old FRA) Click here for SUBMITTAL Click Here for Performance Tables The DCF round diffuser is expertly designed to provide uniform airflow with a sleek, consistent appearance across all sizes. Its three-cone design ensures a balanced 360° air injection discharge pattern, making it ideal for spaces requiring even air distribution. Available in both steel and aluminum, the DCF diffuser offers an optional adjustable core for customizable airflow patterns. Key Features: 360° Air Distribution: Three-cone design ensures even airflow for optimal comfort in any environment. Consistent Appearance: Uniform cone design across all sizes ensures a cohesive look when using multiple diffusers in the same area. Adjustable Core Option: Allows for a variable discharge pattern to meet specific airflow requirements. Durable Material Options: The models are constructed in aluminum for lightweight durability or steel for added strength. Aluminum models are engineered for enhanced resistance and precision matching to steel designs. Available Sizes: Neck sizes range from 6” to 18”, accommodating various duct dimensions. Seal & Packaging: Features an extra foam seal on the frame to prevent dust spots and airtight plastic packaging, including fixing screws for secure installation. Finish Options: Available finishes include Standard White, Metallic Gray, and Matte Black. Steel and aluminum options are available. Applications: The DCF diffuser is perfect for commercial and residential HVAC systems and ensures balanced air distribution in offices, retail spaces, and other environments requiring a professional aesthetic. Availability: Availability varies by neck size, material, and finish. Select White steel configurations are generally stocked. Non-stock White steel sizes, all Aluminum configurations, and Metallic Gray or Matte Black finishes are made to order. Select all options to view availability for your exact configuration. Contact us for the current production lead time on made-to-order configurations. No substitutions without approval: If your selected configuration is unavailable, we may contact you with a compatible alternative. We will not substitute the neck size, material, finish, or core configuration without your approval.