DropOS

Features: 100% Brand new & High quality Stainless steel ventilation grilles for flange insect protection. Installed in the outside wall, prevent the pest in the room through stainless steel net. Keep indoor and outdoor air circulation. Put this product into the round hole on the outside wall, for more solid, can be attached with glue or cement. Diameter: 70mm, 80mm, 100mm, 120mm, 150mm, 160mm, 180mm, 200mm Color: Silver Package includes: 1 x Air Vent Grille Dear friends: Our hardware is complete, please be patient, Purchase, retail, wholesale, large quantity, excellent price, thank you for coming.