Auto Vent Opener for Greenhouses Double Spring Window Opener Sturdy Space-Saving Design

Package List 1 x Automatic Vent Opener Features -Color: Silver automatic window opener -Material: Galvanized sheet, aluminum automatic vent opener for greenhouse -Size: About 34.00X12.00X5.00cm/13.36X4.72X1.97inch greenhouse window openers -Auto-opening temperature range is adjustable from 15-25℃ by turning the cylinder. opener auto vent -The paint spraying aluminum frame looks more , durable and rust-proof greenhouse window opener. -The window opener automatically opens and through the thermal induction of the temperature, maintains the growing temperature. greenhouse window vent opener -This automatic window opener is made of galvanized sheet and aluminum materials automatic window opener for greenhouses. -When the temperature changes, the vent opener can automatically stretch or contract the vent. auto vent opener automaticGoods Informationautomatic greenhouse vent opener Easy to install and use.greenhouse 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

• Automatic window opener for greenhouses:this automatic window opener is made of galvanized sheet and aluminum materials,window opener
• Greenhouse window openers:it is and compact, very space saving,greenhouse vent opener
• Greenhouse window opener auto:the window opener is made of materials, which is strong and sturdy,greenhouse ventilation equipment
• Auto vent opener automatic:great for variety of occasions, garden, flower room, farm, botanical garden, railway and greenhouse,automatic vent opener for greenhouse
• Greenhouse window vent opener:the window opener automatically opens and through the thermal induction of the temperature, maintains the growing temperature,auto window opener