Raw water tank Spezial – use in low spaces

In pools with an overflow channel, the Spezial raw water tanks are used to hold the overflow and displacement water and supply backwash water. Raw water tank Spezial is used in particular when the room height is low. Level control with fill water top-up, water losses compensates for water losses and protects the pump against dry running. The tank has a manhole and the connecting pieces are provided. The size and equipment of the swimming pool determine the tank volume. As standard, there are tanks with a volume of 1 m³ to 2 m³. Special and custom designs are possible.

  • Tank with manhole
  • Connecting pieces included
  • Content of models approx. 1 m3 to 2 m3

Installation requirements

Please note local installation directives, general guidelines and technical specifications. The installation site must be below the water surface and must offer adequate space for installation and maintenance work. Provide a subsurface of a sufficient size and adequate load-bearing capacity. The subsurface must also be aligned level and in the water. The installation site must be frost-proof and sufficiently aerated and deaerated. The raw water tank must be protected against chemicals, dyes, solvents and vapours.


External level control with fill water top-up consisting of:

  • External level control with 4 switching points and 3-way ball valve (PVC, DN 20)
  • Fill water top-up 

Raw water tank “Spezial 1 S” and “Spezial 2 S”

Alternatively: Fill level display GENO®-Multi Niveau with fill water top-up, consisting of:

  • GENO®-Multi Niveau with 4 switching points
  • Fill water top-up 

Raw water tank “Spezial 1 S” and “Spezial 2 S”

For further information on the product components, please see the price catalogue. For further information on installation requirements, as well as technical details, see the product data sheet, which is available to download.