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Upgrade greenhouses hand crank winch Our greenhouse ventilation winch is suitable for high greenhouses. It uses high-quality chain operation with a length of 4m/6m, which solves the problem of too high roof and uncontrollable manpower. Extending the chain makes it easy to roll the film and makes life more convenient!
Self-locking device The film rolling blinds machine has a self-locking function inside, which can start and stop at any position. You can fix the height of the greenhouse at the required position without others helps. It can be done easily by one person
High-quality accessories 1.Stainless steel pulleys can quickly and smoothly roll up the greenhouse film, saving time and effort; 2.High-quality chains are not easy to rust, and have a long service life; 3.Stainless steel accessories, professional heat treatment, stable and durable; 4.Large speed ratio ( 41), high output torque
Aluminum alloy body The practical shell is made of cast aluminum, using precision die-casting technology, one-time molding, not afraid of the sun and rain, the shell design is firm; and the surface adopts double-layer anti-rust process, the surface is galvanized inside and sprayed, it is not easy to paint off
Widely used Our greenhouse film winding device is small in size, low in noise, simple and convenient to install, which can help your greenhouse and roof to ventilate, flourish, and create a better environment for plants. Suitable for breeding greenhouses, flower greenhouses, multi-span film greenhouses, fruit greenhouses, etc. Maximum winding length 70m
