Stainless Steel Roof Vent, Wind Cap, Non-Powered Ventilator for Chimneys, Factory, Farm Use

Roof Ventilator operates using natural wind and air heat convection caused by the temperature difference between indoor and outdoor to drive rotation. This utilizes centrifugal force and negative pressure to discharge stale air from the room. Made of 304 stainless steel. Available diameters: 110mm/4.3in, 200mm/8.0in, 250mm/10in, 300mm/12in, 350mm/14in, 400mm/16in, 450mm/18in, 500mm/20in, 600mm/24in, 800mm/32in, 1000mm/40in. Package includes: 1 x Stainless steel top cover with accessories. Note: The mounting nozzle is slightly smaller than the vent pipe for easy installation, so please check dimensional drawings and choose the correct size. Product is measured manually, may have an error of 2-3cm.

• 304 stainless steel construction: This roof vent cap is built from robust 304 stainless steel, offering excellent corrosion resistance, rain protection, and durability in harsh conditions for long-lasting performance.
• Quiet and efficient ventilation: The non-powered rotating vent provides optimal airflow while minimizing noise, ensuring a quiet environment suitable for residential and light commercial applications.
• Wide applicability: Ideal for various spaces like factories, farms, workshops, kitchens, roofs, and houses, this versatile ventilator meets ventilation needs in diverse settings.
• Optimal sizing for airflow: With dimensions of 4.3-4.4 inches in diameter, this stainless steel roof vent delivers efficient airflow in both residential and commercial spaces, keeping environments well-ventilated.
• Convenient single pack: This package includes one rotating roof vent, providing the perfect solution for rooftop upgrades or adding an extra ventilator, ensuring convenience and practicality.