Greenhouse Auto Vent Opener

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SKU:
VITOP01D
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€49.95
  • Automatically opens when greenhouse temp is too hot and closes again when cool.
  • Uses an oil filled thermostatic piston - does not need a power supply.
  • Quick and easy to fit.
  • Length: 32cm (13in), Width: 2cm (0.8in)
  • Vent begins to open at 17˚C, maximum opening of 45cm @ 30˚C.