28 Nov NF – Gully tops and manhole tops (NF110) – MARQUE NF
Posted at 13:54h
in Sewerage & paving material
Caractéristiques :
Class Test loads and permanence set Vent area Clear opening Depth of insertion Securing of cover / grating within frame Frame bearing pressure Frame depth Opening angle Water way area Material ISO 9001 quality system Marking Road Tests
Organisme certificateur :
AFNOR Certification