Pipe Systems Civil and Infrastructure Projects

Schwartz Kristoffel provides Pipe Systems from UK Manufacturer Polypipe for Civil and Infrastructure projects including:

  • Surface water Drainage
  • Subsurface water drainage
  • Sewerage systems
  • Water Management Systems
  • Flood Water Management
  • SUDS


Ridgicoil is a strong yet flexible alternative to conventional ducting for underground utilities Ridgicoil s flexibility eliminates the need for special bends and the smooth bore has a low coefficient of friction for ease of cable installation.

Key benefits
  • Compliance with bS EN 61386-24: Type 450N, normal duty impact resistance
  • Manufactured in polyethylene with excellent impact resistance at low temperatures
  • Factory-installed drawcord and couplings
  • Colours and printing to suit the end-use application (subject to lead times)


A high quality, light, easy to handle, and install alternative to heavy concrete gullies. Ridgigully is manufactured in durable HDPE in 3 sizes. Ridgigully is suitable for both trapped and untrapped systems with a 160mm spigot outlet as standard, which is easily adapted using the multi adaptor (ARG multi) to Ridgidrain, Polysewer, and other pipe systems. A range of accessories is available, including gully risers that key into the gully and eliminate the need for brickwork to finished level.


Key benefits

Unique, patented screw thread corrugations offer:

  • Light in weight with superior strength
  • Effective keying into the concrete surround
  • Nested gullies lock together for easy handling, transportation, and safer storage on-site
  • A range of adaptors available

Ridgiduct Power

Ridgiduct is a twin wall system, specifically engineered to provide a light, yet robust, alternative to conventional cable protection. Ridgiduct is manufactured in HDPE and the resulting stiff, yet flexible, twin wall structure easily outperforms alternative products. Complementing the Ridgiduct range are a selection of twin wall long radius drawn bends, manufactured in HDPE. These are available in most sizes and a range of angles.


Key benefits

Unique, patented screw thread corrugations offer:

  • A preferred choice of regional electricity companies
  • Low weight, flexible, durable and high strength
  • Good impact resistance, even at low temperatures
  • BBA approved and complies with BS EN 61386-2-4 and ENATS
  • Available in an alternative twin wall split duct form for easy installation around existing cables with minimal change in strength

For Enquiries, get in touch with us.

For more enquires and technical Support Please call +234 803 3242 821