Description from the manufacturer

Factory set
External enclosing, prefabricated wooden frame walls (thickness 100 mm) and wooden frame partitions (thickness 70 mm).
Roof and floor construction with insulated panels (thickness 200 mm).
Materials used – timber, wood fiber board, plywood, thermal insulation of boards.

Roofing
Waterproofing roll roofing in 2 layers.

Windows
PVC frame construction windows with triple glazing and average Uv value for windows up to 1.0 W / (m2 K)

Exterior doors
PVC constructions with average Uv value up to 1.4 W / (m2 K).

Exterior finish
Finished painted wooden boards.

Interior finish
Grey finish (wooden boards).