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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