Palram - Canopia Automatic Roof Vent Opener for Prestige, Grand/Hobby Gardener and EcoGrow Greenhouses hg1007 One siding kit is needed

One siding kit is needed for  Aquila 2050 awnings and two are needed for Aquila 4100 awnings

Includes integrated anchoring poles and a rail and hook system for adding curtains and or mosquito netting

Includes integrated rain gutters and roof vent

Mounting hardware is included (for greenhouses with bolt channels)

Palram - Canopia Automatic Roof Vent Opener for Prestige, Grand/Hobby Gardener and EcoGrow Greenhouses hg1007 One siding kit is neededThe Automatic Vent Opener was designed to automatically control the temperature in all Rion Greenhouses. As the air inside the greenhouse warms, the vent gradually opens to allow the correct amount of air flow 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 the window, then contracts as it cools, closing with