Automatic Roof Vent Arm Opener RION Greenhouses

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Automatic Roof Vent Arm Opener / Automatic climate control, for RION Greenhouses ONLY.

  • Works with all Rion's Models
  • Opens vent window automatically at warm temperature for air circulation and heat relief. Closes when temperature cools
  • Automatic respond to weather changes – no need to stay near the greenhouse.
  • Opening temperature can be adjusted for specific needs
  • Mechanic system – no electricity is needed
  • Auto opener Roof is Temperature activated by a thermally powered piston so no batteries or motors to fail. One opener required for each roof vent.
The Automatic Roof Vent Arm Opener RION Greenhouses is evocative, to say the least, but that's why you're drawn to it in the first place.

Inventory Last Updated: Jul 12, 2020
The Automatic Roof Vent Arm Opener RION Greenhouses is evocative, to say the least, but that's why you're drawn to it in the first place.

Inventory Last Updated: Jul 12, 2020