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Round black cover and frame for OsmaDrain Universal Chamber, measuring 450mm, featuring a textured surface with a pattern for grip and durability.

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

by Osma

£207.48
GTIN05011479121023
EAN5011479121023
MPN878277
Prices updated 11 Aug 2026

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Prices checked 26d ago
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Travis Perkins

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Product Description

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)

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