Sumo Concealed EN 2-6 is a high-performance concealed door closer designed for modern residential and commercial spaces. With adjustable closing strength from EN 2 to EN 6, it suits a wide range of door sizes and weights. Its concealed installation maintains a clean, elegant appearance while delivering smooth, controlled, and silent door operation. Built for durability and reliability, it enhances safety, prevents slamming, and ensures long-lasting performance in high-traffic environments.