Palram - Canopia | Automatic Roof Vent Opener for Palram - Canopia Greenhouses and Sunrooms t-shape the single roof panel of

the single roof panel of the Lyra 1350 is made with Palram - Canopia’s market leading twin-wall polycarbonate

Boxes can be stacked to accommodate deep-rooted plants or expanded to create a larger growing space by adding another unit

DIY Assembly

The Balance Greenhouse by Palram - Canopia is a premium backyard greenhouse engineered for gardeners who want the perfect blend of light diffusion

Under cold and hot conditions the Premier Pump will pull a deeper vacuum than the Standard Pump

Palram - Canopia | Automatic Roof Vent Opener for Palram - Canopia Greenhouses and Sunrooms t-shape the single roof panel ofThe 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