Sungrow™ Manual Roof Vent Window Buy Option (Select):Buy with a New Greenhouse Additional air vents will reduce

Additional air vents will reduce humidity and improve air circulation to keep your greenhouse cooler on warm days

Wind Resistance 56 miles per hour

26 sq feet growing space and 6

Expandable - ability to expand greenhouse in 4ft increments as needs grow

Sungrow™ Manual Roof Vent Window Buy Option (Select):Buy with a New Greenhouse Additional air vents will reduceDESCRIPTION The Sunny ventilation window is a perfect complement to your Sungrow Greenhouse. Provides extra ventilation and improves air circulation in your Sungrow Greenhouse. It is easy to install. The Sungrow greenhouse build in 2 manual ventilation windows on each side of the door. For maximum efficiency, we recommend that you install a extra ventilation window on each side of the greenhouse. Only fits Sungrow greenhouse models. This window can be