14"W x 4"H [Duct Opening] Aluminum 1-WAY Adjustable Air Supply Grille | Register Vent Cover Grill for Sidewall and Ceiling | White | Outer Dimensions: 15.75"W x 5.75"H

Handua Premium Rust-Free 14x4 Aluminum 1-WAY Adjustable Curved Blade Air Supply Diffuser with Multi-Shutter Damper: Elevate Your Airflow Control Experience! Discover the pinnacle of HVAC innovation with our brand, Handua's, premium Rust-Free Aluminum Adjustable Curved Blade Air Supply Diffuser. Crafted with high-quality aluminum and fortified with dual coating, this diffuser ensures unparalleled durability, making it an ideal choice for various HVAC applications. The sleek, modern design not only enhances your space but also provides an extra layer of protection against rust and corrosion. Achieve precise control over your indoor environment with the integrated multi-shutter damper and adjustable curved blades. Tailor the airflow to your preference, enjoying customized comfort in any room. The dual coating not only adds a touch of sophistication but also extends the product's lifespan, ensuring a lasting, resilient performance. Installation is a breeze, whether you're planning a new co