Fuliko " 3" Grille for Round Spiral Duct Galvanized Steel Register Vent Cover for HVAC Ducting 1 Way Louver Blades Air Duct Ventilation Grill

DIMENSIONS – Outer measurements are about .5" 4.1"; flange connector measures 16.1" 2.3" for . with round spiral ducts having diameters from 6.29" to 15.74". Screw hole spacing is 14.09" 3.35". SCREWS ARE INCLUDED. , Material – Constructed from galvanized steel, this sturdy, corrosion-resistant register grille provides strength and extended durability, ensuring dependable in conditions. LOUVERS FOR PRECISE AIRFLOW – Vertical, louvered design allows precise airflow control, enabling you to air exactly where it' needed for enhanced and temperature distribution. The air vent deflector is designed for efficient air supply and exhaust applications. DUCT INSTALLATION – The grille' bezel flange conforms snugly to the vent duct' curvature, creating tight seal that prevents air loss. For optimal , duct vent cover size close to your duct' opening for precise . AIR VENT COVER FOR – Engineered specifically for installation in round ducting / spiral duct vents, this HVAC air duct cover ensures efficient airflow for residential and HVAC . Suitable for AC vents, heater and ventilation ducts, offices, and industrial environments.