modernist exterior shot strict facade redesign facade only do not change building shape volumes roof geometry height or proportions avoid blank walls plastered surfaces or monolithic facades facades must be visually light transparent and vertically articulated left volume 3 storey public library facade dominated by large vertical glazing floor to ceiling windows multi storey glass panels use vertical metal fins aluminum louvers steel panels as the main facade rhythm strong vertical emphasis to clearly read all three floors modern public architecture expression openness transparency depth a separate library entrance expressed through glass and metal only no solid walls right volume existing 2 storey administrative building renovated facade with vertical metal panels deep window reveals and larger glazing than existing clearly readable two floors through facade rhythm more solid than the library but still contemporary and non massive connection zone main entrance shared main entrance at the junction of both buildings expressed as a fully glazed vertical element or glass atrium entrance must visually connect both buildings and act as the compositional center materials mandatory glass clear low iron high transparency vertical aluminum or steel panels minimal concrete only as a background material style keywords important contemporary european architecture transparent facade vertical metal rhythm high tech civic building lightweight facade depth and shadow no blank walls rendering realistic architectural visualization eye level perspective soft daylight reflections on glass high detail materials sharp edges competition quality render architecture