Universal Greenhouse Auto Vent Opener 

by STC | Item  #: 548845 | Model #:  WINOPENC |
Universal Greenhouse Auto Vent Opener
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About this item

Regulates your vent based on ambient temperature and works on all greenhouses.


This universal greenhouse vent opener opens and closes the roof vent on your greenhouse automatically based upon the ambient temperature.


  • Works on all greenhouses
  • Opens or closes based on ambient temperature
  • Easy to install

For questions or concerns regarding this product, please contact the Manufacturer's Customer Service Department at 1-877-407-9100.

Assembled Country


Assembled Size

9" x 1" x 2"

Component Country




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Shipping Information

Standard - 2 to 6 business days

  • Delivery is not available to AK, HI or Puerto Rico

    Warranty Information

    This product covered by the Sam's Club Member Satisfaction Guarantee.

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