B21
Rectangular manhole door in AISI 304 o AISI 316 stainless steel – outwardly opening - steel sheet frame for fastening on wood – access 420x310mm.

Working pressure: 0,6 Bar

Standard handwheel: nylon handwheel(vlt1816004)
Standard gasket: natural rubber
Standard surface finish: polished cover/satin frame
WEIGHT +/- Kg 18,2