<p><b>Specification:</b> <br>Material: 304 stainless steel<br>Color: Silver<br>Design: U Shape<br>Size: 4 inch/100mm<br>Weight: 0.77kg<br><br><b>Note:</b> <br>1. Featured 304 stainless steel material. <br>2. Screen mesh design.<br>3. U-shape with drainage channels special design, waterproof and rain-resistant. <br>4. Buckle installation makes a better connection between the ventilation device and the wall. <br>5. Light paint surface could resist rain, dust, and rusty, making it more durable.</p>