About This

• Important Notice: 1. Automatic ventilation of greenhouse can not be used at temperatures above 50° (122 F)
• Specifications: Maximum height of the window opening about 45cm
• 2. Make sure that your greenhouse window opens normally
• The temperature of complete opening about 30° (depending on adjustment and load)
• Maximum weight vents not more than 7kg/15lb, Opening temperature regulated 16° to 25°