Silverline’s V3 Series Patio Gliding doors feature thick, wide profiles for a traditional look. In addition, the Silverline patio doors can either come as a “break-down” unit or a fully assembled unit for fast and easy installation. Furthermore, the V3 series patio sliding door by Silverline carries a tremendous limited lifetime warranty. Silverline’s warranty protects homeowners from manufacturer defects, in addition to any seal failure to the glass panes. The Silverline V3 Series Patio Gliding doors include a multi-point locking system that operates from a single lever for easy, secure locking.