The body is forged by ABS, which is solid and superior. It can be easily removed by unscrewing
Thickened Panel: We supply your a better vent for your quality life, accompanied by forever. Panels are thickened and strengthened, which is insect-proof and moisture-proof.
Eliminate Odors: It keeps indoor and outdoor air circulation and you can always enjoy the fresh air. Eliminate odor and promote air circulation; This material will not be corroded and very easily cleaned up. It can be removed easily to be cleaned with no rust; It can be painted to match home's exterior and siding, to extend their life even further
It has louvers sceening to keep out rodents, birds, and other critters from flying/ crawling inside the house
The louvered cover could be snapped out and snapped back in. It will shut the vents when the dryer is not on and pushing hot air thru the vents. It helps during the cold days to keep the draft from coming thru the vents or thru the dryer

Most competing products have a one-way flow feature that blocks airflow from outside to inside. But, actually we need a vent cover that allows for both directions.
Hole Inner Diameter: Approx. 5.14 mm Hole
Outer Diameter: Approx. 9.44 mm
colour: white
Material: ABS
Size: 15x15cm

Package Contents:
1 x Ventilation Grill