Tiruss Film Rolling Device Manual film roll Winch Greenhouse Film Curtain.

TIRUSS Manual Winch Greenhouse Film Roll Up Roof Unit for VentilationAgricultural Manual Film Coiler Device Side Top Film Coiling Rolling Blinds Machine

Easy to install and operate Precise pulley,anti-aging,easy to roll up greenhouse film,save the human resource

Reliable performance of bidirectional self-locking High-quality chain,will not get rusty,long life cycle,save money

Add the transition gear in the transmission system with more stead performance

Big speed ratio and output torque; Light weight

Widely used in greenhouse and poultry house and can manually operate small area of shading