Concrete Manholes and Rings

Condron Concrete supply Kpipe
Condron Manhole with steps K Pipe
Condron Manhole K Pipe

Condron Concrete produces a complete range of manhole components, all of which are certified to I.S. 420: 2004 in conjunction with ISEN 1917


  • Manholes are manufactured in a wide range of sizes and depths
  • They are simple to assemble and install
  • They are supplied fitted with steps to EN 13101: 2002 Type D Class1
  • Cover slabs available
  • Elastomeric joint seals in compliance to EN681. Butyl sealant strips also available as a seal option.
  • Proprietary watertight system available in 1200⌀ using ‘wide wall’ (130mm wall) units. Lifting anchor eyes available on request.
  • Avoid concrete surround of manhole structure where wall thickness >125mm (I.W Spec)
  • All 1200mm wetcast bases have min wall thickness of 130mm

Heights and weights of Chamber Rings



The cover slabs, which are all reinforced, have a different thickness for different diameters. All are provided with a 600mm (min) diameter opening and a socketed base which allows a butyl sealant joint to the top chamber section.