Condron Corbel Slabs/Adjusting Units
- National Roads Authority (NRA) approved.
- Condron Cover Frame Corbel Slabs/ Adjusting Unit are manufactured using 85mm thick reinforced concrete to suit Condron Concrete manhole covers with 600mm access aperture.
- They are quick and simple to install.
- They can be used as risers in place of engineering bricks to achieve the required level for the manhole cover and frame.
- All Corbel Slabs/ Adjusting Units manufactured by Condron Concrete Works are tested in accordance with I.S. 420 and I.S. EN 1917:2004 Specifications