4" Diameter Is The Size For The Duct Opening Measurement Only, Actual Front End Outer Dimensions Are 4" Diameter
Easy To Install - Complet set of sponge gasket and mounting frame included
Adjustable Airflow Control - By rotating the middle disk, the gap will expand and retract to meet perfect air supply needed.
Mounted with frame and bayonet joint which are included.
Circular Return Air Valves - Designed To Be Used In Low And Medium Pressure Ventilation Air Conditioning Systems, Of up To 300m3/h.
4" Round Return Air Vent Grille With Sponge Gasket And Mounting Frame - HVAC Vent Duct Register Cover. Suitable For Wall & ceiling Applications.
4" Diameter Is The Size For The Duct Opening Measurement Only, Actual Front End Outer Dimensions Are 4" Diameter.
When it's time to upgrade your HVAC Vents in your house, this piece is the perfect touch of class you need to add to your decor.
Easy To Install, and Fully Adjustable to meet exact amount of Airflow needed.
High Standard Quality - Every part is hand inspected for quality before it is packaged, no exceptions. Quality Packaging - Carefully Shrink Wrapped with Cardboard Backing to Prevent Damage in Shipment
Why HVAC Premium?
You may think of grilles and registers as a generic component of the ventilation system in your house. But they are also the most visible representation of you air system.
With HVAC Premium you get an extra measure of quality that will be visible to your family members and house guests.
How To Measure A Grille Overall Size:
Measure the size of the air duct/drywall opening. Do not measure the overall size of the register itself, only measure the "hole" in the wall/duct. Every grille has a front end frame, that will overlap at wall joint.
Total outer size of this grille is; listed size +2".
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