Pay in 4 interest-free payments of $24.75 Learn more
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
Max Wind Resistance: 65 MPH
Includes integrated rain gutters and roof vent
Mounting hardware is included (for greenhouses with bolt channels)
Sides Material: 0
Available with 10mm Twin Wall Polycarbonate walls for better insulation in colder climates
Palram - Canopia Automatic Roof Vent Opener for Prestige, Grand/Hobby Gardener and EcoGrow Greenhouses hg1007 Max Wind Resistance: 65 MPHThe 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
