Curved Direct To Duct Air Grille For 28 Inch Duct, 18 By 6 Inch Matte Black Aluminum Vent Grille With Adjustable Airflow And Supply Diffuser, Pre Order Production Time 2 To 4 Weeks

Curved Direct-To-Duct Air Grille for 28in Duct System ✔️ Matte Black curved grille, 18x6 opening, adjustable airflow, single unit 2-4 weeks

This curved direct-to-duct air grille is designed for 28-inch duct runs and features an advanced double deflection airflow system. The front vertical fins and rear horizontal fins allow independent adjustment to direct airflow precisely, improving distribution and efficiency in HVAC systems across residential, commercial, and industrial applications. The curved face fits duct diameters with a ±2 inch tolerance for secure installation. Built from heavy-duty steel with a back deflector scoop, it stays stable under continuous airflow. Matte Black finish is available on made-to-order basis, with standard metallic gray in stock.

✅ 18 in x 6 in grille opening; curved face fits 28 in duct with ±2 in tolerance
✅ Advanced double deflection airflow system with independently adjustable vertical front and horizontal rear fins
✅ Heavy-duty steel construction with back deflector scoop for stability
✅ Sealing system minimizes air leakage and boosts system efficiency
✅ Finish options: metallic gray in stock; matte black and white on made-to-order basis

💡 What is a curved direct-to-duct air grille used for in HVAC systems?

This handy piece helps direct supply air with precision and balance. - Directs airflow through 28 in duct setups using adjustable fins - Reduces drafts and noise with a back deflector scoop - Improves system efficiency by minimizing air leakage with a sealing system ✝️