Automatic Vent Opener Greenhouse Accessory Temperature Range Sturdy Double Springs Frame

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

• Greenhouse vent automatic opener--the window opener automatically opens and through the thermal induction of the temperature, maintains the best growing temperature,greenhouse window opener auto
• Greenhouse ventilation equipment-- ventilation window opener in cannot be used in an environment where the temperature is higher than 50°c,greenhouse vent opener
• Auto vent opener automatic--can be clamped onto or screwed onto your greenhouse frame,auto vent opener
• Automatic window opener--the window opener is made of materials, which is strong and sturdy,automatic greenhouse window opener
• Automatic vent opener greenhouse windows--it can maintain the best growing temperature and prevents your greenhouse from overheating,greenhouse window opener