This Decdeal greenhouse window opener is a must-have for gardeners and greenhouse owners, providing automatic ventilation and temperature control. Its double spring design and adjustable settings ensure optimal airflow, preventing overheating and promoting healthy plant growth.
DOUBLE SPRING: The double spring vent opener can be closed manually.compared with the single spring vent, the double one has stronger thrust force, more solid, and much durable.
STRONG MATERIAL:Aluminum frame looks more lustrous, durable and rust-proof and stainless steel accessories would last long time use.elongated aluminum cylinder with paint spraying, weather resistant.
AUTOMATIC VENT OPENER: Solar heat sensitive vent opener, automatic stretch or shrink the vent while the temperature is changing.Maximum opening distance: 45 cm / 18 inches.
ADJUSTABLE TEMPERATURE:Auto-opening temperature range is adjustable, when the temperature is lower than 15-25°C (60-77°F), the window will automatically close. When the temperature reaches 30°C, the window will open automatically.
EASY TO INSTALL:universal fit for all aluminum frame greenhouse.suitable for the vents weighting up to 7kg/15lb.
