Greenhouse Window Opener Sidewall Window Ventilation Hand Crank Winch Greenhouse Manual Film roll up motor

Product Overview

Description

 

Product Features:

• Self-locking type, automatically fixed to any film position, will not automatically fall down. The scrolling is stable and the quality is reliable.


• The outer casing is made of cast aluminum and is cast by precision die-casting. The raw material and casting quality are synchronized with the top-level brands in China, and the surface precision is very high.


• The surface is galvanized and sprayed with double-layer rust protection. The standard parts are made of stainless steel.


• The speed ratio and torque reasonable make you use more labor-saving and more convenient.

 

Product Specification

• Rolling length: less than 120m


• Ratio: 4:1


• Usage: for top and side ventilation of poly greenhouse

 

 

 

 

 

 

 

 

We have our own factory base for producing greenhouse including the greenhouse frame and various parts and accessories. Thanks to years of experience in this industry, our strong sourcing and integrating ability, we've already established long term cooperation with wide range of related factories. All the products we produced and sourced are all manufactured under strict quality control system, as quality is always focus of our business.

We are always committed to customers' profit and provide the high quality products at most competitive price. Till now, we've constructed a lot of greenhouse and irrigation projects in China, and also exported to America, Canada, South Africa, Qatar etc. where we enjoy really good reputation for good quality and service.