Temperature Sensitive Automatic Window Opener Automatic Gre

& High Quality
Fully automatic greenhouse ventilation
Easy fitting by or screws provided
No batteries or electricity required
With the automatic window openers, you can be of an even temperature in your greenhouse day and night. They allow thermostatic ventilation control through the roof windows of your greenhouse

Material: aluminium alloy
colour: black

Package Contents:
1 x Window Opener Cylinder

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

About Us
We provide the good product with the best price,we support Wholesale/Drop Shipping Order
1. For Drop Shipping order, please remark"dropshipping order", we will prioritize it.
2. For Wholesale/Drop Shipping orders, if you have any ideas about the price or package,please contact us in advance,we will give you the best service to satisfy your demands.

About Shipments
1.We will send out the orders ASAP once your payment is completed normally.
2.Please write your complete delivery address with correct phone number and zip code, especially please confirm your full name.

About After-sale Service
We are reliable seller and we have our professional after-sale service for all of our customs. If there is any question about the order,please contact us in advance ,we will always here until you get a happy answer.

About Feedback
1. Please check the package and item when you get carefully to make sure there is no problem.
2. If you have any problem or are not entirely satisfied with your package,please don’t be hesitate to contact us first before leaving negative feedback. We will resolve the problem to satisfy you.
3. If there is no problem, please leave us five star positive feedback.
Your affirmation is our greatest motivation ! !