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Black HX-T319 Automatic Greenhouse Window Opener, Temperature-Sensitive Vent Controller with Adjustable 15-25℃ Start, 30℃ Full Open, 15lb Load Capacity, Aluminum/Stainless Steel Construction for

<ul><li>[Wide Applicability]The vent opener can be closed manually and is easy to install, fit for most aluminum frame greenhouses.</li><li>[15lb Load Bearing]Use the Standard Vent Opener to lift up to 7kg/ 15 lbs.</li><li>[Adjustable Temperature Range]Temperature range is adjustable from 15-25℃ (60-77℉) by turning the cylinder, maximum opening at about 30℃/86℉ (depending on adjustment and load).</li><li>[Automatic Vent Opener]Greenhouse windows opener can open and shut your greenhouse window automatically to maintain the best-growing temperature and your greenhouse from overheating.</li><li>[High-quality Construction]Durable and rust-proof Iron windows opener with paint spraying for last long time use.</li></ul>

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Description: Ingenious temperature-sensitive automatic vent opener can automatically open and close window frame, really works well in maintaining the greenhouse within the preferred temperature range. The vent opener starts opening between 15-25℃ (60-77℉), depending on how you have adjusted the cylinder. &nbsp; Features: [Automatic Vent Opener]Greenhouse windows opener can open and shut your greenhouse window automatically to maintain the best-growing temperature and your greenhouse from overheating. [Wide Applicability]The vent opener can be closed manually and is easy to install, fit for most aluminum frame greenhouses. [Adjustable Temperature Range]Temperature range is adjustable from 15-25℃ (60-77℉) by turning the cylinder, maximum opening at about 30℃/86℉ (depending on adjustment and load). [High-quality Construction]Durable and rust-proof Iron windows opener with paint spraying for last long time use. [15lb Load Bearing]Use the Standard Vent Opener to lift up to 7kg/ 15 lbs. Specifications: Material: Aluminum, Stainless Steel Color: Black Star open at:：15-25℃ (60-77℉)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp; Fully open at: 30℃/86℉&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp; Max open distance: 45cm/17.71inch Load bearing: 7KG/ 15lb Cylinder Length: 33.8cm/ 13.3inch Package Size: 37.5*9.8*4.5cm/ 14.76*3.85*1.77inch Package Weight: 439g/ 0.96lb Package List: 1* Automatic Vent Opener 1* Cylinder 1* Package of Accessory 1* Manual(English) Note: Do not heat to more than 50℃(122℉). Do not dismantle the cylinder. Do not apply excessive loads by locking or covering window.

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