US300FS - Aluminum universal end cap spiral grille

The US300FS is an aluminum universal end cap spiral grille designed for use in HVAC systems. Featuring double deflection with 3/4" blade spacing and front blades parallel to the short dimension, this grille offers efficient air distribution. The US300FS is a versatile solution for a variety of HVAC applications.

This spiral grille boasts several features that make it a contractor favorite. The universal end cap design allows for direct mounting to ducts, saving both installation time and costs. Available with single or double deflection, and adjustable vertical or horizontal louvers, the US300FS provides customization for optimal airflow control. The all-aluminum construction ensures durability, while the included foam gasketing guarantees a tight seal to the duct, minimizing air leakage. For further airflow adjustment, an optional Air Scoop Damper (ASD) is available, operable with a Phillips screwdriver from the grille face.

The US300FS - Aluminum universal end cap spiral grille is ideally suited for various commercial and residential HVAC projects. Its compatibility with duct diameters ranging from 10" to 36" in even increments makes it highly adaptable. This grille is a common choice for applications where both efficient air distribution and a streamlined aesthetic are desired. Classified under Masterformat Division 23 37 13, this grille aligns with industry standards for diffusers, registers, and grilles.