Therwen 2 Set 8 Inch Round Vent Cover Ceiling Diffuser HVAC Vent Duct Cover Replacement with Steel Butterfly Damper Fitting in 8 Inch Duct, Outer Dimensions: 12" Wosijm Anti-bending design of the tail

Anti-bending design of the tail wire

model number: New Construction Mounting Plate

lawn mover

making every use seamless and personalized

Such As: Access Control

Therwen 2 Set 8 Inch Round Vent Cover Ceiling Diffuser HVAC Vent Duct Cover Replacement with Steel Butterfly Damper Fitting in 8 Inch Duct, Outer Dimensions: 12" Wosijm Anti-bending design of the tailEfficient Airflow: the round vent cover adopts concentric rings design, improving air circulation, allowing to deflecting the air in a 360 degree pattern, designed for your ventilation system; Ceiling diffuser has both functionality and control, ideal for residential and commercial occasions Fit for 8 Inch Duct: the opening of air duct vent cover measures about 8 inch, the whole outer diameter of the cover is about 12 inch, suitable for 8 inch vent