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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
5Width (in): 77
and includes the same professional grade automatic vent opener as the Mont Greenhouse comes standard with
It features two walls made of polycarbonate
Model: HG7208C
Rion Automatic Roof Vent Opener for Rion Greenhouses HG1010 5Width (in): 77The 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
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