Greenhouse circulation fans aren’t just “fans” – they’re precision climate management systems. Unlike household fans that merely move air, commercial HAF (Horizontal Airflow) fans create a continuous, slow-moving river of air (2-3 mph) that flows horizontally above plant canopies. This engineered airflow:

• Eliminates microclimates by breaking up stagnant air pockets where humidity and pathogens thrive.
• Prevents thermal stratification where temperature differences exceed 10°F between floor and ceiling.
• Mimics natural wind to strengthen plant stems and improve gas exchange.
• Optimizes CO₂ distribution so leaves at all levels photosynthesize efficiently.

Without this controlled circulation, greenhouses experience up to 30% yield loss from disease, uneven ripening, and energy waste.

How Our HAF System Outperforms Conventional Fans
Traditional axial fans create disruptive “wind tunnels” that damage delicate plants while leaving dead zones untouched. Our 3D Aerodynamic Blade Technology™ solves this by:

Gentle Horizontal Momentum
Specially angled blades push air horizontally along the greenhouse length, maintaining laminar flow that won’t desiccate leaves.

Vertical Air Mixing
When tilted 5-10° downward, the airflow creates a slow-rising thermal loop that equalizes temperatures from floor to ceiling.

Energy-Efficient Coverage
A single 24″ fan moves 18,500 CFM – enough to treat a 25′ x 80′ zone while using less power than a 100W bulb.

1.您是工厂吗？
是的，我们生产各种类型的温室已有 15 年之久。
专业的工程师团队为您提供合适的温室设计、完善的售后服务和工厂直销！

2.如何确保产品质量？
答：我们是阿里巴巴的黄金供应商，从事出口业务已有 10 年，产品已出口到 40 多个国家和地区。
在全球市场享有盛誉。长期互利的合作是我们的经营理念。
B.为确保每批货物完好无损，我们的检验部门将对产品进行全面检查和测试，并
在发货前，请仔细检查。可根据您的要求进行必要的测试和认证。

3.包装和运输如何？
A.货物按其名称和部件进行标记，配件装入纸箱，管道按捆装，所有货物装入
直接装箱（建议您购买整箱，这样我们就可以把集装箱拖到我们的工厂，装好所有货物）。
B.发货港口通常为青岛/上海，我们可以在收到您的赔偿后为您安排发货。

4.是否有安装说明或手册？
答:是的，随货附送附有图纸和视频的英文手册，便于指导安装。
B.工程师可在海外指导安装。
C.欢迎您的工人或工程师来我厂学习温室安装。