Round hinged mannhole cover and frame – D400


– Square frame and round plug.

-Simple and ergonomic opening of the buffer.

-Opening angle ≈ 120°.

-Anti-return lock at 90°.

The D400 Manhole Cover with frame is a composite closure for manholes.

Material: Spheroidal graphite cast iron (ductile iron).

Class: D400.

Standard: NM 10.9.001.

COATING: Bituminous paint.

Technical documentation

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