A half-storey frame house with a flat roof and a built-up area of 75 m². The 1.5-storey layout offers a spacious living area with a kitchen and accessories on the ground floor, while the upper part consists of another living or sleeping area using the entire floor plan of the house. The total internal area reaches 75 m². The house has an uncovered terrace and large glazed areas on the front facade. The combination of a flat roof and a half-storey layout makes the Flat 1.5 model an ideal solution for families who need more space, but want to maintain a modern and compact look.


 Price parameters (valid from 01.02.2026):

 
 Assembly kit – €44,900
 
 Installation work – €13,470
 
 Foundation (ground screws / concrete slab) – €4,800
 
 Total gross construction cost – €63,170



 Possibility to add and edit:

 
 Installation of partitions and interior decoration – €19,050
 
 Basic electrical installation – €5,200
 
 Installation of water supply and sewage system – €2,520
 
 Interior floors, laminate – €3,160
 
 Interior doors – €1,000/set
 
 Turnkey price (fully completed construction) – €97,340
 

 
 Exterior design and thermal protection:
 
 Window finish – anthracite – €2,400
 
 Solar window tinting – €840
 
 Additional insulation 50 mm – €4,400
 
 Additional insulation 100 mm – €8,800
 

 
 Windows and doors:
 
 Roof window – €760
 
 Side window (tilt-tilt) 90×205 cm – €540
 
 Side window (fixed) 90×205 cm – €500
 
 Side window (tilt-tilt) 55×90 cm – €225
 
 Decorative pergola on connectors – €790
 
 Metal entrance door with 2 locks and thermal insulation – €720
 
 Additional entrance door (PVC) – €660
 

 
 Interior equipment:
 
 Kitchen without household appliances, length 3 m – €2,850
 
 Bathroom equipment (shower, toilet, boiler, sink) – €1,800