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Spiro window opener
The aim is to maintain a reasonable and even temperature in the greenhouse.
The temperature can be influenced by opening and closing the windows. It is therefore advantageous to install automatic window openers on the windows.

The Spiro automatic window opener from Juliana is ideal for Juliana greenhouses with glass.
It is made of galvanised steel and can be set to an opening temperature of 16 to 25 degrees. It opens the window up to 45 cm.


Juliana Spiro greenhouse window opener - automatic
Galvanised steel
Suitable for Juliana greenhouses with glass
Lifting force 7 kg
Adjustable to an opening temperature of 16 to 25 degrees
Opens the window up to 45 cm
Crystal thermometer mounted on the cylinder


SKU: F04021
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