Product description
Solar heat sensing greenhouse automatic window spring opener.
Made of aluminum and stainless steel, heavy-duty. Maximum opening Load: 7 - 15 kg
The window opener automatically opens and closes as the temperature changes.
Help to maintain the best growing temperature and prevents your greenhouse from overheating.
Easy to install with clamps or screws provides, no batteries or electricity required.
Material: Aluminium Alloy, Stainless Steel
Opening Force: 7-15kg / 15-33lbs
Minimum Open at: 15- / 59-77 F
Maximum Open at 30 C / 86F
Overall size: approx. 38x10x5cm/14.96x3.94x1.97inch
1 Piece Automatic Greenhouse Window Opener
Colors might be different due to different monitor display.
Manual measurement may cause slightly difference in size.