High density, low permeability, precast concrete window surrounds...
Winblok window surrounds are manufactured from high density, low permeability, precast concrete. Square, rectangular, corner, triangular, quadrant and circular surrounds are the foundation of the system. Rectangular Winblok's may be used in the horizontal or vertical mode. Corner Winblok's create neat connections at corners and provide opportunities for the other directional changes in walls.
The range of concrete, glass and aluminium inserts includes: security elements (Winpanels,Winguards, Winguards, Wingrids and burglar bars); fixed direct glazing; factory glazed, opening- and fixed glazed frames (Winvents); fly screens; and fixed or glazed louvre's (Winlouvres).