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Dolity Energy-Saving Spring-Loaded Window Opener - Silver+Black,

$18

Dolity Energy-Saving Spring-Loaded Window Opener - Silver+Black,

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Product description

Size:Single Spring load 7kg  |  Color:Silver+Black

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"b"Description:

- -Solar sensing greenhouse automatic window spring opener.

- -Made of stainless steel, heavy-duty, Maximum opening Load: 7 kg / 15 kg

- -Working Principle: As the temperature changes automatically, thermal expansion and contraction, the black cylinder maintains the best growing temperature and prevents your greenhouse from overheating.

- -Solar powered, automatic open or close the greenhouse vents as temperature rises or drops.

- -Enery-saving and eco-friendly, no eletricity needed.

"b"Specification:

- Material: Stainless Steel

- Size: Approx. 38x10x5cm / 14.96x3.94x1.97inch

- Maximum window opening: 45 cm

- Maximum opening: 30 ° depending on adjustment and load

- -Single Spring Kit:

- Max. opening weight load: 7 kg

- Adjustable open temperature range: 20 ° -25 ° / 68 -77F

- -Double Spring Kit:

- Max opening weight load: 15 kg

- Adjustable open temperature range: 15 ° -25 ° / 60 -77F

"b"Package Includes:

1 Piece Greenhouse Window Opener

"b"Note:

Please do not use the opener where the temperature will exceed 50 ° (122F).

Please do not remove the cylinder, the opener cannot be stopped by manual.

Dolity Energy-Saving Spring-Loaded Window Opener - Silver+Black,