Baolida Light Dep Greenhouse Blackout Plastic Manual Roll Up Roller Greenhouse Top Film Chain Crank Winch

Heavy-duty blackout plastic film blocks 100% light, ideal for light-sensitive plant growth stages. UV-resistant material ensures durability under harsh sunlight.

Precision-engineered chain crank winch allows smooth, effortless rolling with minimal force. Reinforced steel rollers prevent bending or warping.

Perfect for commercial greenhouses, nurseries, and research facilities requiring controlled photoperiod management. Compatible with standard greenhouse frames.

Industrial-grade galvanized steel chain resists rust in high-humidity environments. Seamless film edges prevent tearing during operation.

Bulk order discounts available for large-scale agricultural projects. Ships globally with optimized logistics for fast delivery.