2PCS Auto Dual Spring Opener Automatic Greenhouse Window Opener

2PCS Auto Dual Spring Opener Automatic Greenhouse Window Opener Description

2PCS Auto Dual Spring Opener Automatic Greenhouse Window Opener Description
Dual Spring Design: Our solar-powered, heat-sensitive roof vent opener features a dual spring design with stronger thrust and greater stability. You can use two window openers simultaneously. It can be used not only in normal areas but also in windy mountain regions and is wind-resistant. Temperature-Sensitive Ventilation: Our automatic window opener opens and closes your greenhouse window automatically to maintain the optimal growing temperature and prevent your greenhouse from overheating. This efficiently regulates the indoor climate of your greenhouse. High-quality material: The solar window opener is durable and withstands harsh weather conditions. The aluminum frame has a shiny appearance and is rustproof. Color: Black & Silver. Material: Aluminum alloy. Package contents: 2 x window openers. Only the above package contents are included; other products are not included. Note: Light reflections and different displays may cause the color of the item shown to differ slightly from the actual product. The allowable measurement error is +/- 1-3 cm. [OnBuy.com]