S-shaped aluminum strip buckle,高边防风条扣,C型防风条扣,S高边防风条扣种类和规格都很多,Aluminum strip gussetSmallpox products are characterized by easy installation, light weight, long-term practicality, strong three-dimensional installation, fire and moisture; it can be widely used in gas stations, gymnasiums, factories, corridors, lobbies, stations, subways, etc. In the open air or places with high wind pressure.