Prezentul standard stabile?te dimensunile accesoriilor metalice pentru punerea ?n oper? a pl?cilor fonoabsorbante din vat? mineral?, suspendate, montate la tavane.
STAS 8494/6-1990 history
1990STAS 8494/6-1990 Metallic accessories for mineral wadding sound absorbant slabs, suspended, mounted at ceilings. Dimensions