Description
Automatic window regulator for greenhouse
Temperature controlled window opener
Ensures optimum air exchange in greenhouses
Creates ideal conditions for your plants
Opens continuously all common window sizes
Temperature sensitive iron piston controls the opening mechanism
Warm temperatures cause the window to open
In cool temperatures the window closes again
Prevents overheating of the greenhouse and freezing of your plants
Temperature range individually adjustable
Suitable for all common greenhouses
No power or batteries needed
Material: steel
Dimensions: 46 x 26.5 cm
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