Abstract:
The invention relates to an apparatus and a method for constructing a construction element or a building comprising at least feeding means for providing construction material in layers. The apparatus comprises at least first feeding means (340) for hardening material, second feeding means (350) for insulating material wherein said feeding means are configured to operate substantially concurrently so that a construction layer comprises materials from each feeding means (340, 350). The apparatus may also provide reinforcement substantially concurrently with the other materials.