Automatic Greenhouse Vent Opener Sturdy Temperature-Controlled Window Opener for Greenhouses Easy to Install Space-Saving Design Maintains Optimal Growing Conditions Silver

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

• auto vent opener--auto-opening temperature range is adjustable from 15-25℃ by turning the cylinder,Greenhouse Auto Window Opener
• Durable automatic vent opener for greenhouse use--the automatic ventilation window opener in the greenhouse cannot be used in an environment where the temperature is higher than 50°c,Sturdy Automatic Vent Opener
• Auto window opener--it can open or close the greenhouse vents as temperature rises or drops,Auto Vent Opener
• Double springs automatic vent opener--when the temperature changes, the vent opener can automatically stretch or contract the vent,Greenhouse Automatic Window Opener
• Automatic vent opener--can be clamped onto or screwed onto your greenhouse frame,Automatic Window Opener for Greenhouse