Automatic Greenhouse Auto Window Opener Vent Opener



  • Aluminum and stainless steel material for durability.
  • Easy to fit onto your Greenhouse vent or window using supplied screws and clamps or your own fasteners into pre-punched holes.
  • Best for awning style windows.


Material: Aluminum Alloy
Fully adjustable between 20 - 25 ° C (68 - 77 ° F)
Maximum window opening: 45cm / 18 inch
Maximum opening weight: 7kg(Single Sping)/15kg(Double Spring)
Size: Approx. 38x9.5x5cm / 15.0x3.7x2.0in


  • Do not use this opener anywhere the temperature will exceed 50° (122F)

  • Please ensure your greenhouse window can be opened freely by at least 45cm (18")

  • Do not apply excessive loads by locking or covering window

  • Do not dismantle the cylinder

  • The opener CANNOT stop by manual

  • Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.

What's included:

1 * Window Opener Kit(As your choice)