Solar Heat Sensitive Automatic Greenhouse Window Opener For Grow

Description:

Double spring controlled - Resists wind damage when opening and closing. When temperature between 33° to 44°F, the window opener will keep opening, release the manual ventilation arm. Uses solar energy, envmentally friendly. open or close the greenhouse vents as temperature rises or drops, adjust the temperature approx 15°C to 25°C automatically, be clamped to greenhouse bars. The maximum window opening approximately 45cm/18 inch, depending on the adjustment and load. Window roof vent opener Suitable for greenhouse window up to 7kg. Function: This opener will automatically open and close your greenhouse window, as the temperature changes automatically, maintains the best growing temperature and prevents your greenhouse from overheating. Notice: The automatic ventilation window opener in the greenhouse cannot be used in an envment with a temperature higher over 50°C .

Specification:

Material: Size: Length x Width 36x2cm/14.17x0.79 inches Weight: 600g

Package Includes:

1Set Automatic Double Springs Greenhouse Window Opener

About shipping
Shipping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 2 business days ar buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer). 

Special Announcement:
Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resolve the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties ores. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .

Your 100% satisfaction is very ant to us
If the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.