Replacement cylinder for automatic window opener.

High sensitivity, automatic response to climate changes, so you don't have to stay near the greenhouse.

Non-electric, uses solar energy, opens or closes the greenhouse vents when the temperature rises or falls.

The automatic greenhouse window roof vent opener is ideal for most greenhouses that automatically open or close the window.

Saves time and labor and can also provide a better temperature condition for plant growth.

Features:

1. This is a replacement cylinder for automatic window opener.

2. High sensitivity, automatic response to weather changes, so you don't have to stay near the greenhouse.

3. Non-electric, uses solar energy, opens or closes the greenhouse vents when the temperature rises or falls.

4. The automatic window roof vent opener is ideal for most greenhouses to automatically open or close the window.

5. Saves time and labor and can also provide a better temperature condition for plant growth.

Condition: 100% Brand New

Material: ABS

Color: Black

Temperature Range: 20~25℃/68~77℉

Size: approx. 33 * 1.5 cm / 12.99 * 0.59 inch

Package Includes: 1 x Window Opening Cylinder only

Note:

1. Please allow 0-2 cm error due to manual measurement. Thanks for your understanding.

2. 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.