Osma 450mm Universal Inspection Chamber BI25 Round Cover & Frame 4D942

Osma 450mm diameter Universal Inspection Chamber Range for installations to a maximum of 1.2m (adoptable and non-adoptable) For use with 450mm Universal Inspection Chamber shaft (4D975) Ductile iron cover for medium duty loaded locations For loadings up to 125kN (12.5 tonnes) when frame is supported by a concrete plinth B125 rated Universal IC can be use to a max 1.2m invert depth (adoptable and non-adoptable)