Automatic Vent Opener Greenhouse Windows Opener Auto Vent Opener Temperature Sensitive Paint Spraying Iron Single Spring Vent Opener NO5140

Description:

Ingenious temperature-sensitive automatic vent opener can automatically open and close window frame, really works well in maintain the greenhouse within the preferred temperature range. Vent opener starts opening between 15-25℃ (60-77℉), depending on how you have adjusted the cylinder.

Features:

[Automatic Vent Opener]Greenhouse windows opener can open and shut your greenhouse window automatically to maintain the best growing temperature and preventing your greenhouse from overheating.

[Wide Applicability]Single spring vent opener can be closed manually and easy to install, fit for most of aluminum frame greenhouse.

[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).

[Iron 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: Silver

Star open at:：15-25℃ (60-77℉)                                             

Fully open at: 30℃/86℉                              

Load bearing: 7KG / 15lb

Cylinder Length: 33.5cm / 13.18inch

Package Size: 37.6*10*4.8cm / 14.8*3.93*1.88inch

Package Weight: 344g / 0.75lb

Package List:

1 * Automatic Vent Opener

1 * Cylinder

1 * Package of Accessory

1 * Manual (English)

Note:

Do not heat to more than 50℃(122℉).

The window must always be able to open, it must not be obstructed

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