The Carat XXL underground tank has been specially developed for rainwater harvesting and for use as a retention cistern, firefighting water tank, process water tank and septic tank. It is available in sizes from 16,000 to 122,000 l

  • Flexibility and stability are perfectly combined
  • Suitable for vehicle loading / lorry loading
  • Dome opening with stainless steel profile for precision fit and secure mounting
  • No need for heavy load transport on trucks up to the size of 76,000 ltrs
  • Secure investment thanks to the market leading 15-year warranty!
  • Lorry bearing up to 40 t
  • Groundwater-stable
  • Lighter than equal tank made of concrete or steel
  • Numerous DN 100/150/200 connection surfaces
  • Optional DN 300 connection
  • Optional second tank dome

Sizing

Volume [l]Length [mm]Width [mm]Height [mm]Weight [kg]order no.add to enquiry
12200028600250031604925380026
11600027330250031604630380025
11200026360250031604535380019
10600025090250031604240380018
10200024120250031604145380017
9600022850250031603850380016
9200021880250031603755380015
8600020610250031603460380014
8200019640250031603355380013
7600018370250031603060380012
7200017400250031602965380011
6600016130250031602670380010
6200015160250031602580380009
5600013890250031602280380008
5200012920250031602185380007
4600011650250031601890380006
4200010680250031601795380005
360009410250031601500380004
320008440250031601405380003
260007200250031601125380002
220006230250031601025380000
16000459025003160770380001

calculated size Request for information

Technical details

Accessibility

Earth covering with loading capacity [mm] 800 - 1500
max. axle load [t] 13.5
max. vehicle weight [t] 40
max. vehicle weight with reinforced concrete slab [t] 60

Groundwater installation

Earth covering with groundwater installation [mm] 800 - 1500

Installation

max. earth covering [mm] (without groundwater, vehicle loading) 1500

Accessory