||Façades with a special design with a total area of 890 m2, external doors, openings in the chapel and façades of the observation tower. Façade Reynaers CW 50 SC post and sliding bolt system (structural glazing without external aluminium cover strips), façade is complemented with Reynaers integrated windows, doors Reynaers CS 86 window and door profile system with a cold barrier. Triple straight and arched glazed units are used in the project. Triple glazed units do not include solar control. As one surface coating Guardian ClimaGuard 1.0T is used and as the other surface coating ordinary Guardian ClimaGuard Premium 2T selective surface coating is used. Arched units are from Germany. Weighted average U-value of façades <1.0 W/m2K.