5pcs Greenhouse Window Opener Cylinder Vent Auto Opener for Efficient Ventilation Garden Greenhouses User-Friendly Design for Automatic Opening and Closing

Package List 5 x Automatic Window Opener Characteristics -Size:33.00X1.50X1.50cm/12.97X0.59X0.59in metal window pole -Color:Black cylinder window opener -Material:Galvanized aluminum gardening vent opener -Thicker and stronger galvanized aluminum material, suitable for windy mountain area, resist wind gardening tool. -Automatic design, cost nothing to operate, user-friendly. The workmanship will give you an excellent use experience vent opening tool. -It can supply a temperature condition for plant's growth. Practical to use replacement roof opener. -Very sturdy for frame, looks nice and not rust. Can better promote growth gardening window opener. -Convenient to use, greatly save your time and efforts. Automatically open greenhouse windows replacement window opener.Goods Descriptionroof opener for garden Maintains the growing temperature and prevents your greenhouse from overheating.vent opening tool Ideal for your greenhouse window-opens and your greenhouse window as the temperature changes automatically, very convenient to use

• Cylinder window opener--automatic design, it can open and close automatically, this plays a vital role in greenhouse planting,gardening roof opener
• Window open tool--durable and rust-proof in humid environments, great for greenhouse to open or close window automatically,automatic window pole
• Replacement roof opener--automatic changes, don't need to stay near the greenhouse,very convenient,metal window opener
• Window pole for greenhouse--easy to install, convenient and practical, helps make our greenhouse window easy to use,window opener for greenhouse
• Roof opener for greenhouse--thicker and stronger galvanized aluminum material, suitable for windy mountain area, resist wind,metal roof opener