Hanging window opener manual window opener curved arm window opene

  One control four window opener Manual window opener, smoke exhaust window opener
◇   Beautiful design and hidden installation method

◇  Hand operated multi control window opening system has the characteristics of low price, economy and practicality
◇   Multiple curved arm linkage mechanisms can be connected separately to control multiple windows
◇   The hand crank adopts unique mechanical principle and can be opened easily
◇  One hand controls the opening and closing of a row of windows
◇  The curved arm works in a high humidity environment
◇  Suitable for multi window or multi-purpose buildings: factory workshops, small to large warehouses, exhibition venues, gymnasiums and school auditorium, etc
Contact: manager Liu
Mobile phone: 18754797346 (same as wechat)
QQ No
: 2530973981