CAST IRON as per BS497/76 - Grade A - B - C
and
DUCTILE IRON or DUCTILE CAST IRON 500/7 Grade -BSEN124 B125 / C250 / D400 / E600 Grade
DUCTILE CAST IRON RECESSED FRAME & COVER
DUCTILE CAST IRONRECESSED COVERFRAME
DUCTILE CAST IRON RECESSED MANHOLE COVER
DI RECESS MANHOLE
KAJ RECESS MANHOLE COVER
RECESSED INTERLOCK MANHOLE COVER - 7cm / 70mm recess depth
RECESSED TILES INSERT MANHOLE COVER - 4cm / 40mm recess Depth
Size available - 300x300 mm to 1200x1200 mm