The Nivel System CL4 crossline lasers are designed for professional use. CL4 perfectly levels four laser lines (two horizontal and two vertical), what makes them ideal solution for different kinds od finishing work. The Nivel System CL4 lasers are ideal for a wide range of construction and finishing works, including tiling, installing suspended ceilings, drywall partition walls, fitting doors and windows. The laser is also ideal for electrical installation work, including positioning of electrical sockets. It is also perfect for precices levelling of cabinets, worktops and shelves.