ZDHFFFUK Vent Cover 2.7" 3" 4" 6" 6.3" Wall Ventilation Outlet with Built-in Screen Mesh Hemispherical Exhaust Cover Vent Cap Weatherproof for Kitchen Bedroom Bathroom Office (Size : 150x150mm-6x6in)

2. The wall Vent Grille Cover have built-in precision screens to avoid clogging the channels and prevent the intrusion of debris. 3. Circular ventilation Vent Cap with 45° inclined louver design prevents rain and birds from building nests. 1. Stainless steel extended pipe Vents Outlet with spherical design to prevent rainwater from pouring back on rainy days. 5. Practical design can bring you a comfortable life. Suitable for installation on ventilation grilles, wall decorations, water heater exhaust grilles and bathroom countertops. 4. Indoor and Outdoor Exhaust Hood, the extended tube Ducting Vent is not easy to fall off after installation and is stronger and more durable than ordinary Ventilation Outlet .