VICASKY 1Pc Automatic Window Opener for Greenhouse Sturdy Vent Opener with Double Spring Mechanism for Temperature Control Easy Installation for Greenhouses

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

• Automatic vent opener greenhouse windows: ventilation window opener in cannot be used in an environment where the temperature is higher than 50°c,greenhouse window vent opener
• Greenhouse window opener auto:when the temperature changes, the vent opener can automatically stretch or contract the vent,greenhouse vent automatic opener
• Greenhouse-window-openers:great for variety of occasions, garden, flower room, farm, botanical garden, railway and greenhouse,greenhouse automatic vent opener
• Automatic vent opener for greenhouse:the maximum height of the open window is about 45 cm,automatic greenhouse vent opener
• Automatic window opener:the paint spraying aluminum frame looks more , durable and rust-proof,automatic window opener for greenhouses