
Modern PVC Weather Resistant Wall Air Inlet for Swine Barn Breeding. Premium PVC Construction: Made of high-quality PVC plastic steel with excellent toughness and anti-aging performance. Silent Livestock-Friendly Design: Quiet operation structure avoids disturbing pigs during feeding, growth, and rest. Efficient Air Exchange: Scientifically designed air duct ensures ample air volume for rapid indoor-outside exchange. Weather Resistant: Resistant to extreme heat and cold, maintaining shape stability without deformation. Customizable Options: Supports custom colors (Black/White), installation methods, and adjustment modes. Factory Direct Supply: Professional manufacturer with own factory, supporting OEM/ODM and brand labeling. Quality Assurance: Careful inspection before shipment with a 1-year warranty and replacement parts. Flexible Delivery: Standard shipping within a week; customized products require negotiated shipping time.