Palram - Canopia | Automatic Roof Vent Opener for Palram - Canopia Greenhouses and Sunrooms shed kits This unique option ensures the

This unique option ensures the worm farm fits into any well designed porch

The strong and robust gray powder-coated aluminum frame and 10mm thick polycarbonate panels make this a professional grade greenhouse that can be heated and/or cooled for year-round usage

Using quality and durable materials

Sidewall height (lower side): 6ft 7in

drop and close

Palram - Canopia | Automatic Roof Vent Opener for Palram - Canopia Greenhouses and Sunrooms shed kits This unique option ensures theThe Automatic Vent Opener was designed to automatically control the temperature in all Palram Canopia Greenhouses, and the Sun Room Six and Sun Room Eight. As the air inside the greenhouse warms, the vent gradually opens to allow the correct amount of airflow into the greenhouse and closes when the optimal temperature is reached. The vent arm was designed with the use of natural wax that expands as the air gets warmer, to push a piston which raises