Totority Automatic Window Opener for Greenhouse Heavy Duty Double Springs Vent Opener Auto Ventilation Accessory

Package List 1 x Automatic Vent Opener Characteristics -Color: Silver Automatic Window Opener -Size: About 34.00X12.00X5.00cm/13.36X4.72X1.97inch Automatic Vent Opener -Material: Galvanized sheet, aluminum Double Springs Automatic Vent Opener -The window opener automatically opens and through the thermal induction of the temperature, maintains the growing temperature. Auto Vent Opener -When the temperature changes, the vent opener can automatically stretch or contract the vent. Greenhouse Auto Window Opener -Auto-opening temperature range is adjustable from 15-25℃ by turning the cylinder. Automatic Window Opener for Greenhouse -The paint spraying aluminum frame looks more lustrous, durable and rust-proof Durable Automatic Vent Opener for Greenhouse Use. -This automatic window opener is made of galvanized sheet and aluminum materials Automatic Vent Opener for Greenhouse.Goods DescriptionAuto Window Opener Ideal for your greenhouse window-opens and your greenhouse window as the temperature changes automatically, maintains the growing temperature and prevents your greenhouse from overheating.Double Springs Automatic Vent Opener Easy to install and use

• Greenhouse automatic vent opener:the maximum height of the open window is about 45 cm, Auto Vent Opener
• Greenhouse auto window opener:it is and compact, very space saving,Auto Vent Opener
• Automatic vent opener:the automatic ventilation window opener in the greenhouse cannot be used in an environment where the temperature is higher than 50°c,Automatic Window Opener for Greenhouse
• Greenhouse auto vent opener:it can open or close the greenhouse vents as temperature rises or drops,Greenhouse Automatic Window Opener
• Automatic vent opener for greenhouse:when the temperature changes, the vent opener can automatically stretch or contract the vent,Automatic Window Opener