A Single Cylinder Floor Spring is a durable door control system designed to provide smooth and controlled closing for heavy doors. Installed beneath the floor, it offers a concealed solution that maintains a clean and modern appearance. Ideal for glass, aluminum, or wooden doors in commercial spaces, it ensures consistent opening and closing performance. With adjustable speed and reliable hydraulic action, a single cylinder floor spring enhances safety, prevents slamming, and delivers long-lasting, dependable operation.