33RS - Steel heavy duty return grille

The 33RS - Steel heavy duty return grille is a robust and durable solution designed for high-impact areas requiring efficient air return. Constructed with heavy-duty steel, featuring a 16-gauge border and 14-gauge blades, this grille stands up to demanding environments like gymnasiums, industrial facilities, and other locations prone to potential impacts. The 33RS features a 1/2" blade spacing and a 38-degree blade deflection, ensuring optimal airflow while providing a clean and professional appearance.

Key features of the 33RS include its robust steel construction for maximum durability, 1/2" blade spacing for efficient air return, and a 38-degree deflection angle to direct airflow effectively. Support bars are strategically placed every 6 inches to provide additional strength and prevent sagging. The grille also offers an optional opposed blade damper with convenient slide adjustment accessible from the face of the unit, allowing for easy airflow control.

Ideal for use in new construction and retrofit projects, the 33RS - Steel heavy duty return grille is commonly specified for HVAC applications in gymnasiums, recreational facilities, industrial settings, and other areas susceptible to heavy use or potential impact. Its durable construction ensures long-lasting performance and reliable air return, making it a practical choice for demanding commercial and institutional environments.