Knauf system W312 и W322
Internal partition walls

Internal partition walls

Knauf system W312 и W322

Knauf system W312 и W322


Fields of Application

  • Walls in rooms with limited human presence, for eg. living residences, hotels, administrative buildings and hospitals, including the corridors and similar areas.
  • Walls in rooms with increased human presence, for eg. Board rooms, study halls, concert halls, showrooms, commercial premises as well as premises with level floor difference ≥ 1 m (fall protection).

Description of the product

Walls with single metal stud frame and double layer cladding of gypsum fibre board and gypsum boards


Cladding Profile Thickness
Rw (dB)
12,5 mm Vidiwall +
12,5 mm board type А
CW75 125 70 58 ЕІ 901)
ЕІ 1202)
CW100 150   59
12,5 mm Vidiwall +
15 mm board type F
CW75 130 70   ЕІ 120
12,5 mm Vidiphonic +
12,5 mm board type F
CW75 125 60 63

Products with Knauf system W312 и W322