Auto Vent Opener Greenhouse Kit for Multi Line Greenhouse

Easily maintain the proper temperature in your greenhouse with this auto vent opener, designed for use with the Multi Line greenhouse. The vent will automatically open at 70 degrees and retract if the temperature goes below 70 degrees, ensuring that plants are protected from overheating and heat damage.

• Keep your greenhouse at the optimum temperature
• Automatically opens the vent for you
• Compatible with Multi Line only
• Auto Open at 70 degrees
• Auto Retraction below 70 degrees
• Full Extension is Approximately 12in
• Weight Capacity: up to 15lbs
• Life expectancy: 7-10 years