For use as wind shield and construktion purpose in buildings. 1 m² precast concrete sandwich element (Inner wall of concrete, hard isolation and outer wall of concrete) with 10% holes.
For use as wind shield and construktion purpose in buildings. 1 m² precast concrete sandwich element (Inner wall of concrete, soft isolation and outer wall of concrete) with 10% holes.
As constructive wall in buildings. 1 m² precast concrete element with 5% holes.