1PC Automatic Double Springs Greenhouse Vent Opener Easy Installation Temperature Sensitive Design Silver Finish for Optimal Plant Growth

Package Include 1 x Automatic Vent Opener Features -Product Info:Automatic ventilation window opener -Size: About 34.00X12.00X5.00cm/13.36X4.72X1.97inch automatic window opener for greenhouses -Color: Silver greenhouse window opener auto -Material: Galvanized sheet, aluminum greenhouse vent opener -It is premium and compact, very space saving automatic greenhouse vent opener. -It can maintain the best growing temperature and prevents your greenhouse from overheating greenhouse vent automatic opener. -It can open or close vents as temperature rises or drops greenhouse window openers. -Can be clamped onto or screwed onto your greenhouse frame window opener. -Made of , very sturdy and durable opener auto vent.Goods Descriptionautomatic vent opener for greenhouse Great for variety of occasions, garden, flower room, farm, botanical garden, railway and greenhouse.greenhouse window opener The window opener is made of materials, which is strong and sturdy.greenhouse-window-openers It can be installed easily onto your greenhouse frame, very simple and convenient

• Automatic greenhouse vent opener--the paint spraying aluminum frame looks more lustrous, durable and rust-proof,greenhouse vent automatic opener
• Auto vent opener automatic--the window opener automatically opens and through the thermal induction of the temperature, maintains the best growing temperature,greenhouse automatic vent opener
• Greenhouse window opener--it can be installed easily onto your greenhouse frame, very simple and convenient,greenhouse window openers
• Greenhouse ventilation equipment--auto-opening temperature range is adjustable from 15-25℃ by turning the cylinder,automatic vent opener for greenhouse
• Automatic greenhouse window opener--when the temperature changes, the vent opener can automatically stretch or contract the vent,automatic vent opener greenhouse windows