Greenhouse Automatic Window Opener Kit Solar Heat Sensitive Cylinder Replacement Roof Vent Opener Agricultural Greenhouse Window Lifter Autovent Vent Opener Standard Two Springs
$54.23
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Greenhouse Automatic Window Opener Kit Solar Heat Sensitive Cylinder Replacement Roof Vent Opener Agricultural Greenhouse Window Lifter Autovent Vent Opener Standard Two Springs
$54.23
About This
- 🌞【Premium Material】Automatic window opener is made of aluminum alloy, maximum window opening: 45cm/17.7inch. Maximum opening about: 30°. Maximum opening weight: 7kg/15lb. Size: 38 x 9.5 x 9.5 cm / 14.96 x 3.74 x 3.74 inch (appr.)
- 🌞【Double Spring Design】Compared with the single spring vent, the double spring greenhouse window opener has stronger thrust force, more solid, and much durable.
- 🌞【Solar Heat Sensitive】Non electric, our window vent opener uses solar energy. The automatically adjusted temperature is 15 to 25°C. When the temperature exceeds 25 degrees, the window regulator will remain open. The temperature drops to 15-18 degrees Celsius and the opener will close completely.
- 🌞【High Performance】As the temperature changes automatically, maintains the best growing temperature and prevents your greenhouse from overheating.
- 🌞【Ideal for Your Greenhouse Window】The greenhouse window opener can be clamped onto or screwed onto your greenhouse frame, opens and closes your greenhouse window.