Features & benefits: base for use with 500mm diameter non man-entry inspection chamber nic shafts. 150Mm straight channel with two 110mm x 45 and two 110mm x 90 left right hand branch entries. For use with 150mm ultrarib components. Supplied complete with a base to shaft sealing ring and 1 blank-off plug for use in unused side entries. Lightweight, quick and easy to install.
Features & benefits: base for use with 500mm diameter non man-entry inspection chamber nic shafts. 150Mm straight channel with two 110mm x 45 and two
