Greenhouse Solar-Powered Vent Opener keeps plants healthy and saves energy!

• Allows solar-powered control of either top or side mounted window vents.
• Adjustable opening temperature of 60°F to 75°F, and an 18" maximum opening.
• Soundless wax motor reacts to solar sensors, opening vent just enough, allowing for a quieter, relaxing environment.
• Works independent of power grid to continuously monitor greenhouse temperature.
• Recommended for use in temperatures up to 120°F.
• Lifting capacity: 15 lbs.
• It is recommended the vent cylinder be removed during the winter months. Additional replacement cylinders sold separately below.

California Residents: Warning: Cancer and Reproductive Toxicity - P65Warnings.ca.gov