Auto Vent Opener Automatic Greenhouse Vent Opener with Solar Power Sensor and Controllor

Auto Vent Opener Automatic Greenhouse Vent Opener with Solar Power Sensor and Controllor
$0.30
Product prices and availability are accurate as of 2020-02-19 22:44:00 UTC and are subject to change. Any price and availability information displayed on http://www.amazon.com/ at the time of purchase will apply to the purchase of this product.

Product Features

Ideal for your greenhouse window--opens and closes your greenhouse window. As the temperature changes automatically, maintains the best growing temperature and prevents your greenhouse from overheating. Non electric, uses solar energy, open or close the greenhouse vents as temperature rises or drops. Easy to install. Can be clamped onto or screwed onto your greenhouse frame. Prevent greenhouse overheating.

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