Tag Archives: Osma 250mm Shallow Inspection Chamber Square Cover and Adjustable Frame 4D961

Osma 250mm Shallow Inspection Chamber Square Cover and Adjustable Frame 4D961

Osma 250mm diameter Shallow Inspection Chamber range for use to a maximum invert depth of 0.6m (adoptable and non-adoptable) Square cover and adjustable frame for use with the 250mm Shallow Inspection Chamber (4D960) For non-trafficked/landscaped locations Sealed Can be used internally For loadings up to 10kN (1 tonne) when supported by a concrete collar