Description If you are looking for a grow tents vent cover with reliable material and reasonable price, I will tell you that our grow tents vent cover will be your best choice. We adopt high class material, so you can keep it for a long time. Features -Color: Black. -Material:Oxford cloth + mesh cloth -Size:13.50X10.00X10.00cm/5.31X3.93X3.93in - The size of the opening can be adjusted automatically according to the need, and the ventilation place is more firm and not easy to fall. - Suitable size, not only will not hinder the plant ventilation, but also effectively dust, to ensure insects and other access. - It can protect your indoor grow tent garden from unwanted dust and dirt, to protect plants from break and can grow healthy. - The vent duct screen is suitable for installation on intake or outlet fans to protect your indoor grow tent garden from unwanted dust entering your grow room or house through the ventilation holes. - You can use these grow tent covers in your gardens, balconies, schools, offices, companies, hotels, shopping malls or other places. They are suitable for ventilating plants, and bring more fun to your life.Package list: 2 x Duct Vent Filter Covers