28 Nov NF – Concrete elements for sewerage networks without pressure (NF120) – MARQUE NF
Posted at 13:54h
in Sewerage & paving material
Caractéristiques :
Appearance Dimensions Watertightness Concrete cover Even spacing of transverse reinforcements (including on assembly) for reinforced pipes Compatibility of joints between elements Durability Strength of steps (manholes)
Organisme certificateur :
CERIB|||