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Provides additional air ventilation
Increases circulation when paired with the roof vent
Helps regulate temperatures
Manual adjustment for variable airflow
Works with all Rion greenhouses
Product Description The Side Louver Window is designed to improve the air circulation and help control the temperature in your Palram - Canopia EcoGrow, Hobby Gardener, Grand Gardener, and Prestige greenhouse. The shutters are controlled manually for variable airflow to aid in cooling on warmer days. When paired with the roof vent, the louver window can provide improved air circulation. The Side Louver Window can be fitted with Automatic Louver Window Opener to provide the ideal airflow into the greenhouse. Manufacturer Contact Information 877-627-8476