275g galvanized sheet butterfly cone exhaust fan for ventilation in poultry house tunnels

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  • When You'll Get It:Nov 25 - Nov 29

  • Shipping & Support: In-stock items ship in 24 hours; custom orders ship per contract. Free shipping on orders over $10,000. For bulk buys, get a personal support rep and quick reimbursement if anything's defective.

Product description
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1. Premium Anti-Rust Material Construction

This butterfly door exhaust fan adopts 275g hot-dip galvanized steel housing and 1.2mm thick stainless steel blades. The thickened metal structure provides outstanding anti-corrosion and anti-rust performance, adapting perfectly to high-humidity, ammonia-filled poultry house environments for long service life.

2. Automatic Butterfly Shutter Design

Equipped with linkage butterfly doors, the shutters fully open synchronously when the fan starts to reduce wind resistance and boost airflow. Once the fan shuts down, the doors close tightly automatically, effectively blocking dust, debris and foreign objects from entering the fan to protect internal components.

3. Stable Negative Pressure Ventilation

Optimized for tunnel ventilation systems, the fan creates strong even airflow to exhaust heat, moisture and ammonia inside chicken houses. With low-vibration operation, it supports 24-hour continuous running, a reliable ventilation solution for commercial layer and broiler farms.


AttributeContent
Housing Material275g Hot-dip Galvanized Steel
Fan Blade1.2mm Thick Stainless Steel
Shutter DesignAutomatic Linkage Butterfly Doors
Available Sizes50/54/56 Inch
Motor Power1.1KW /1.5KW /2.2KW Optional
Core FeatureDoors open when startup, close tightly after shutdown to block foreign matter
ApplicationTunnel Layer & Broiler Chicken House
Shipping cost is based on weight. Just add products to your cart and use the Shipping Calculator to see the shipping price.We want you to be 100% satisfied with your purchase. Items can be returned or exchanged within 30 days of delivery.

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