Automatic Window Opener,Carbon Steel Greenhouse Window Automatic Roof Vent Opener Replacement Cylinder Temperature Sensor(Black)

Description:
Dwawoo automatic roof vent opener maintains the best growing temperature for your plants and crops, and prevents your greenhouse from overheating. Try this new MAX EASY way to manage your greenhouse.

Specifications:
Item Type: Greenhouse Window Opener Cylinder
Temperature range 15°- 25°/60°-77F
Weight: Approx. 107g

Package:
1 x Greenhouse Winder Opener Cylinder

Notes:
Do not use this opener cylinder anywhere the temperature will exceed 50° (122F).
Do not dismantle the cylinder.
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.

【Application】The automatic greenhouse window opener is Ideal for your greenhouse window and planting more out of season crops projects.
【Adjustment follow the temp】Non-electric, uses solar energy, greenhouse opener cylinder open or close the greenhouse vents as temperature rises or drops.
【Reliable quality】The greenhouse vent opener is made of quality material, features very durable in use, solid and convenient to use.
【Working theory】As the temperature changes automatically, maintains the best growing temperature and prevents your greenhouse from overheating.
【Notice】This solar heat sensitive greenhouse opener need to be refrigerated before use it.