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GRP Manhole Liner

GRP manhole liner & accessories are made of KPIC GRP pipes as integral part of pipe installations. Their design is based on KPIC GRP pipes and GRP plates, joined together with the use of polyester glass fiber laminates. The technology used in the production process of GRP manholes liner guarantees that they are completely sealed, fully corrosion proof, have excellent durability and can be safely serviced and maintained. Manhole liners are monolithic products with defined composition and properties.


KPIC GRP manhole liner & accessories consist of a composition of high tech materials and offer many features and benefits:


  • Durable
  • Safe
  • Maintenance-free
  • Internal and external corrosion resistance

One-piece wall structure

  • Restricts infiltration
  • Avoids ex filtration


  • Easy handling
  • Unloading with light equipment
  • No heavy equipment necessary for installation

Easy installation

  • Savings in installation time
  • Smaller excavation
  • No heavy footings
  • No waiting time for curing of the base plate before installation
  • Easy fabrication: additional pipe entries can be cut with standard power tools
  • No assembling on site
  • Minor grouting necessary
  • Easy inspection

Reliable product

  • Dependable
  • Dimensionally stable
  • Uniform design


  • Inspection and maintenance of drains or sewers
  • Ventilation of drains or sewers
  • Flow conditions change of a medium (change of direction, change of pressure, change of water flow rate)
  • Cleaning and flushing of drains or sewers
  • Maintenance of water meters and fittings
  • Housing of pumping stations
  • Inlet drain pits

Resin : A Vinyl Ester Resin has excellent chemical resistance to a wide range of substances (acids, alkaline, oxidizing agents) at room and elevated temperatures.
A Vinyl Ester Resin tested in accordance with the appropriate BS, or BS EN IS0 test method
Reinforcement : E- Glass Fiber – 450g/m2
Catalyst : MEK Peroxide

GRP Manhole Liner Dimensions

Item Description
GRP Skin thickness up to 6 mm
No of Chambers one
Manhole Diameter 500 mm / 600 mm

Available colours:

Special Features of GRP Manhole Liner

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