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Flexible Raw Water Tank — irrigation, service water and firefighting.

2.000 to 2.000.000 litres. PVC/polyester laminate. Above-ground installation. DN50.

Hidrostation's flexible raw water tank is the quickest, most economical way to store irrigation water, industrial service water and firefighting reserves. Made from UV and weather resistant PVC/polyester laminate, it installs above ground with no excavation in a matter of hours. Available from 2.000 to 2.000.000 litres with DN50 connections as standard and a DOCX datasheet included with every model.

Why the Flexible Raw Water tank?

For agricultural irrigation and service reserves, the flexible raw water tank has a decisive advantage: no excavation, no concrete work, installation finished the same day. The PVC/polyester laminate withstands prolonged sun exposure and temperature swings without degrading. Foldable and light, it can be transported anywhere — including farmland with no access for heavy machinery.

The 2 DN50 connections included as standard link directly to drip irrigation, sprinkler or pumping systems. For wildfire fighting reserves, the larger models (800.000 to 2.000.000 L) can be installed and filled in a few hours. The 5 to 10-year manufacturer's warranty and a service life of over 20 years make it pay back over the long term.

The Flexible Raw Water advantages at a glance:

Quick, economical installation

  • Quick, economical installation — no excavation and no concrete work
  • Foldable and easy to transport — delivered to any location
  • Set up immediately with no specialised equipment
  • Adaptable: alternative dimensions and multiple connection diameters available
  • Ideal for agricultural irrigation, raw water reserve and firefighting

Robust and safe

  • 2 DN50 connections included as standard — vent/overflow and inspection cover
  • Weather and UV resistant — for prolonged outdoor use
  • No risk of cross-contamination or accidental falls
  • Level switches and protective sheet available as options
  • 5 to 10-year manufacturer's warranty

Durability and sustainability

  • Service life of over 20 years
  • 100% recyclable at end of life
  • No metal parts — immune to corrosion and oxidation
  • Optional underground connection for permanent installation
  • Minimal maintenance — access through the integrated inspection cover

The Flexible Raw Water tank in detail

Flexible raw water tank — exterior view with DN50 connections
  • 1
    2 DN50 connections
    Standard inlets and outlets for raw water distribution and irrigation networks. Configurable per project.
  • 2
    Vent and overflow
    Keeps the pressure balanced and prevents overspill when overfilled.
  • 3
    Inspection cover
    Direct access to the interior for periodic inspection and cleaning, with no need to dismantle.
  • 4
    PVC/polyester laminate
    A flexible structure in PVC laminate with polyester reinforcement. Resistant to UV, weather and prolonged outdoor use.
  • 5
    Installation options
    Level switches, external protective sheet, underground connection and alternative connection diameters available on request.

Dimensions and technical details

Volume [L]CodePriceDrawingDatasheetQuote
2.000HS4001
€964,68
€1.186,56 incl. VAT
5.000HS4002
€1.220,20
€1.500,85 incl. VAT
10.000HS4003
€1.354,88
€1.666,50 incl. VAT
15.000HS4004
€1.580,27
€1.943,73 incl. VAT
30.000HS4006
€1.821,32
€2.240,22 incl. VAT
50.000HS4007
€2.504,12
€3.080,07 incl. VAT
100.000HS4008
€3.797,78
€4.671,27 incl. VAT
150.000HS4009
€5.320,27
€6.543,93 incl. VAT
200.000HS4010
€6.324,58
€7.779,23 incl. VAT
250.000HS4011
€7.524,72
€9.255,41 incl. VAT
300.000HS4012
€8.811,08
€10.837,63 incl. VAT
350.000HS4013
€9.996,07
€12.295,17 incl. VAT
400.000HS4014
€11.218,42
€13.798,66 incl. VAT
500.000HS4015
€13.576,28
€16.698,82 incl. VAT
800.000HS4016
€20.811,22
€25.597,80 incl. VAT
1.000.000HS4017
€25.532,98
€31.405,57 incl. VAT
1.500.000HS4018
€37.087,52
€45.617,65 incl. VAT
2.000.000HS4019
€48.588,52
€59.763,88 incl. VAT

* Indicative measurements. See the datasheet for full specifications. Prices exclude VAT at 23%. Subject to change without notice.

Options and accessories

Level switches for automatic fill control
External protective sheet against UV and debris
Underground connection for permanent pipework
Alternative connection diameters available on request

Do you need a flexible raw water tank?

Our team replies within one working day with a technical and commercial proposal.

Request a quote+351 223 222 334