GRP One Piece Tanks

One Piece Water Storage Tanks

These WRAS approved One Piece GRP storage tanks are suitable for a versatile range of applications. One-piece tanks are suitable for the storage of water up to 55°C using standard resin and up to 80°C using high-temperature resin.


  • Insulated or uninsulated options available depending on the application.
  • Standard tank colour is Grey 00-A-05, we can supply in any BS5252 or RAL colour to suit your requirements
  • Twin Compartment options available to provide continuous supply during maintenance periods.
  • Internal isophthalic gelcoat surface to prevent bacterial growth
  • Manufactured in accordance with BS EN13280
  • HCFC & CFC free encapsulated Insulation
  • WRAS Approved (UK Water Regulations advisory Scheme)


  • GRP is Corrosion resistant
  • High strength
  • Low maintenance. GRP has a design life of 25 years, together with the corrosion properties this material is maintenance free compared to steel & aluminium
  • GRP material is a low-cost option due to its lightweight capabilities; it is 70% – 80% lighter than steel, transport cost is dramatically reduced as no heavy lifting equipment is required to on/offload.


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