About this item
Designed to replace the manual vent arm, the simple, oil-filled cylinder will automatically open and close your vent window as the temperature rises and falls. The Automatic Vent Opener will start to open as temperatures inside your greenhouse reach 68-degrees F with full-open at 80 degrees. It installs quickly and easily and will provide care-free ventilation for your greenhouse.
• Opens automatically when temperature rises
• Installs quickly and easily
• Oil-filled cylinder no power needed
• Replaces manual vent arm used in Palram greenhouses
• Closes window automatically as the temperature falls
|Shipping Weight (in pounds):||2.0|
|Product in Inches (L x W x H):||16.0 x 3.0 x 3.0|
|Origin of Components:||USA or Imported|
Be the first to review this item. Share your rating and review so that other customers can decide if this is the right item for them.
Ask a question
If you would like to share feedback with us about pricing, delivery or other customer service issues, please contact customer service directly.
Walmart does not sponsor, recommend or endorse any third party product or service, or any customer ideas or advice.
Questions will be checked against our question guidelines and posted within five to seven business days.