Wavin Osma brings universal inspection chamber A15 with square cover and frame. The chambers have an inlet and an outlet on opposite sides. Large diameter chambers (450mm) have four side inlets. The 450mm chambers are generally used to a depth of 1.2m, but you can go down as far as 3m provided you use a restricted access cover. These access points enable the drains to be inspected on a regular basis and to be cleaned in the event of a blockage.
For use with 450mm universal inspection chamber shaft (4D975)
For loadings up to 15 kN (1.5 tonnes), A15 rated
Can be suitable for loadings up to 50 kN (5.0 tonnes) when frame is supported by a concrete plinth
Supplied with 350mm restricted access
Universal IC can be used to a maximum 1.2m invert depth (adoptable and non-adoptable)