Purchase Qty. Reference FOB Price
5-99 Pieces US$14.00
100-999 Pieces US$12.00
1,000-1,999 Pieces US$10.00
2,000+ Pieces US$8.00
Product Description
Product Description Huixin window opener is an ideal way to provide extra ventilation for your greenhouse during hot weather. The temperature controlled cylinder activates the vent opener when the heat reaches a certain level, and closes the vent again when the temperature drops. In this way, ...