Description
Ventomax – an automatic greenhouse window opener that works when the temperature rises to 17 degrees. The liquid in the cylinder heats up and expands, pushing out the flask. When the temperature drops, the venting window closes automatically.
Housing: painted.
The automatic mechanism works at temperatures between 17-25 °C.
No electricity is needed.
The liquid in the piston expands when the temperature rises and automatically ejects the piston. When the temperature drops, the mechanism closes.
Lifts windows up to a maximum of 7 kg.
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