Fully automatic greenhouse ventilation. 1 x Automatic Window Opener kit. With spring. No batteries or electricity required.
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Item Type: Greenhouse Window Opener Cylinder. Because the temperature changes automatically, it maintains the optimal growing temperature and prevents your greenhouse from overheating. Non-electric, uses solar energy, opening or closing the greenhouse vents as the temperature rises or falls.
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Are you beset by concerns regarding inadequate ventilation in your shed or the oppressive stillness of indoor air?. Look no further than our automated roof vent openers! Each Roof Vent Opener Load-capacity: About 7kg/15.43lbs.
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1 x Automatic Window Opener. The cylinder reacts directly to room temperature. Cylinder L x D: 26 x 1.5 cm / 10.24 x 0.59". Easily adjust the opening angle. Opens the window depending on the temperature.
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As the temperature changes automatically, maintains the best growing temperature and prevents your greenhouse from overheating. Great for your greenhouse window. 1 Piece Winder Opener Cylinder. Maximum opening weight 7kg/15lb.
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1 x Window Opener Cylinder. Fully automatic greenhouse ventilation.
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Automatic window opener of the greenhouse. Greenhouse sensor. (1) From the other monitor and effect, the actual color of the item may be slightly different than the color of the one shown in the pictures.
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Are you beset by concerns regarding inadequate ventilation in your shed or the oppressive stillness of indoor air?. Look no further than our automated roof vent openers! Each Roof Vent Opener Load-capacity: About 7kg/15.43lbs.
eBay