2 Pack 4" Grow Tent Vent Cover Dust Filter Cover for Plant Grow Tent Accessories with Elastic Band and Fixed Buckle Fan Exhaust Screen

Elastic Band Design: These cover feature washable materials, an elasticized opening and an adjustable drawstring to seal off a perfect fit.which can automatically adjust the size of the opening according to the needs, and it is more firmly fixed at the vent without falling, allowing your plant tent to keep clean. Easy to Install: Simply put the net over the vent duct /exhaust fan and fix it with the help of the drawstring. Unique Design : Three layer high air flow design for 4 inch air ducts.NOT TO AFFECT AIR MOVEMENT of your ventilation fans.It’s more like a filter so it doesn’t really block light. High Quality Material: Our duct filter net covers are made of Heavy-Duty plastic mesh screen，and has no peculiar smell. Its elastic band is made of nylon rope for more durability. You can use it for a long time. Function：Designed to cover the air intake of your grow room or tent, stopping flies, dust, spiders,and general debris from entering your grow space - Prevention is easier than curing issues.