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Grandio Automatic Roof Vent Opener
[MPN: GRA-AUTO]

List Price: $119.00
Our Price: $79.00
Available Options:
Quantity Availability: In Stock

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1 year limited warrantyThe Automatic Roof Vent Opener is one of the most popular accessories available for your Grandio greenhouse. The opener is adjustable and helps to keep your plants well-ventilated without any manual opening or closing.

Shipping included for the contiguous United StatesThe opener replaces the manual vent arm, and the elegantly designed, mineral-filled cylinder expands when heated. This pushes a piston will automatically open and close your vent window as the temperature changes.

Grandio GreenhousesThe roof vent will start to open as the temperature inside your greenhouse reaches 70°F and is fully open at about 80°F. It is designed to install in just minutes and will make keeping your plants at an optimum temperature a simple task.

Specifications

  • Model: GRA-AUTO
  • Designed specifically for use in all Grandio greenhouses
  • Automatically begins to open roof vent at 70°F
  • Fully opens roof vent at about 80°F
  • Designed for easy assembly in just minutes
  • Shipping weight: 1 lb.
  • 1 year limited warranty

Grandio Automatic Roof Vent Opener Product Video

Manuals: Grandio Automatic Roof Vent Opener Manual [289 k] 
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