51350 - Aluminum Security Grille

The Krueger 51350 Aluminum Security Grille provides a robust and secure solution for HVAC applications requiring an extra layer of protection. This heavy-duty grille features 3/16” x ¾” aluminum bars fixed at 0° deflection within an extruded aluminum frame. Ideal for humid environments, the 51350 offers a secure design without compromising airflow or aesthetics. Unlike traditional security grilles, this model utilizes mandrel construction to reinforce the fixed bars with aluminum tubes, ensuring they cannot be removed from the grille.

Engineered for versatility, the Krueger 51350 is available in both supply and return configurations. The heavy-duty bars are spaced at ½” centers and are fastened securely to the frame using mandrel construction and stitch welding. Choose from sleeve lengths of 6”, 8”, 10”, 12”, or 18” to fit your specific needs. Customization options include rear or front-operated dampers, angled frames, anchor bars, round security bars, or two loose angles. The standard finish for this grille is British White.

This product is categorized under Masterformat Division 23 37 13 - Diffusers, Registers and Grilles, making it a suitable choice for architects, contractors, and engineers seeking a reliable security solution for HVAC projects. The Krueger 51350 Aluminum Security Grille delivers exceptional durability and security without sacrificing airflow efficiency, making it an ideal choice for a wide range of commercial and industrial applications.