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 offer turnkey construction of houses, complete reconstruction of houses and apartments, reconstruction of social facilities of civil and administrative buildings, insulation of buildings - family houses and large apartment buildings, monolithic structures - system formwork, reinforcement binding, concreting.