RC3 Security Doors for Apartments and Single-Family Homes – Delivery and Certified Installation. We supply and professionally install RC3 security doors, including door frame replacement. The doors have an EI45 fire rating and sound insulation of up to 42 dB. They feature a solid steel construction, a Mottura security lock, and Rostex hardware.

We sell and install plastic, aluminum, wooden windows and doors, interior doors and frames, sectional and double-leaf doors, shading technology. Measurement, transport and installation is free of charge throughout the Czech Republic.