SPECIFICATIONS

Brand Name: NoEnName_Null

Origin: Mainland China

Cover Material: galvanization

Model Number: commom

Type: Solar Agricultural Greenhouses

Type: greenhouse window opener

Size: Approx 38x9.5x5cm

types of: Single spring

Important Notice

1. Automatic ventilation of greenhouse can not be used at temperatures above 50° (122 F)
2. Make sure that your greenhouse window opens normally

Specifications

- Maximum height of the window opening about 45cm
- The temperature of complete opening about 30° (depending on adjustment and load)
- Maximum weight vents not more than 7kg/15lb
- Opening temperature regulated 16° to 25°

Note

When you receive this item in summer, you need to put the black bar into the refrigerator not less than 5 minutes to make the cylinder retracted fully before you assembly this product.

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