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GRAF Rainwater Subsoil Tank Carat
From 2700 to 120000 L; suitable for new construction

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Underground tank
Technology package
Tank cover
from 940,99 €
incl. 19% VAT , plus shipping costs
Available immediately
Piece

This item has variations. Please select the requested variation.

Rainwater Tank Carat

The rainwater ground tank Carat was specifically developed for rainwater utilization. It is available in sizes from 2700 to 13000 L. Perfect for new construction.

  • Highest fit and quality through unique manufacturing process
  • Car and truck accessible: Car accessible with car-accessible cover, truck accessible with truck-accessible cover
  • Groundwater stable
  • Also available as retention cistern

Available in walkable or car-accessible variants. Also orderable in truck-accessible version.

Carat Package GardenJet
  • Affordable complete solution
  • Integrated filter technology 100% water yield
  • Easy to assemble through modular technology
  • Simple installation and convenient water extraction via water socket prepared for standard hose coupling
Walkable Car accessible

Flat Tank Platinum

  • Awarded multiple times
  • Unique stability and fit of components
  • Sealed up to ground level

Telescope Shaft Mini

  • Walkable, infinitely adjustable ground cover over tank opening with PE cover

Carat / Carat XL Expansion Package 2

  • Universal Filter 3 / XL internal
  • Calm inlet basin
  • Overflow siphon
  • Small animal protection
  • Quick-mount sleeve Spannfix patented

Technology Package Garden Comfort

  • Garden pump Jet 700
  • Water socket internally and externally prepared for standard hose coupling
  • Pump connection set with 1 m PVC hose
  • Suction set with 12.5 m suction hose 25 mm 1"

Flat Tank Platinum

  • Awarded multiple times
  • Unique stability and fit of components
  • Sealed up to ground level

Telescope Shaft Cast

  • Car accessible with cast cover class B, infinitely adjustable ground cover over tank opening

Carat / Carat XL Expansion Package 2

  • Universal Filter 3 / XL internal
  • Calm inlet basin
  • Overflow siphon
  • Small animal protection
  • Quick-mount sleeve Spannfix patented

Technology Package Garden Comfort

  • Garden pump Jet 700
  • Water socket internally and externally prepared for standard hose coupling
  • Pump connection set with 1 m PVC hose
  • Suction set with 12.5 m suction hose 25 mm 1"

Carat Package House ECO Plus
  • Affordable complete solution
  • Patented filter technology
  • Internal household drinking water re-supply
  • Easy to assemble through modular technology
  • Controlled by float switch
  • Only one cover visible on the surface
Walkable Car accessible

Flat Tank Platinum

  • Awarded multiple times
  • Unique stability and fit of components
  • Sealed up to ground level

Telescope Shaft Maxi

  • Walkable, infinitely adjustable ground cover over tank opening with PE cover

Carat / Carat XL Expansion Package 3

  • OptimaxPro filter internal / XL internal, patented, self-cleaning
  • Calm inlet basin
  • Overflow siphon, closed system prevents small animals from entering the tank
  • Quick-mount sleeve Spannfix patented

Technology Package House EcoPlus

  • Drinking water re-supply module AquaCenter Silentio incl. household water pump KSBSuperinox 15/4
  • Floating suction armature with fine filter and hose
  • Filter cleaning unit internal without illustration
  • Automatic filter cleaning without illustration
  • Backflush fine filter
  • Wall penetration DN 150
  • Labeling set
  • PESuction pipe 25 mm 1", length 12 m without illustration

Flat Tank Platinum

  • Awarded multiple times
  • Unique stability and fit of components
  • Sealed up to ground level

Telescope Shaft Cast

  • Car accessible with cast cover class B, infinitely adjustable ground cover over tank opening

Carat / Carat XL Expansion Package 3

  • Universal Filter 3 / XL internal
  • Calm inlet basin
  • Overflow siphon, closed system prevents small animals from entering the tank
  • Quick-mount sleeve Spannfix patented

Technology Package House EcoPlus

  • Drinking water re-supply module AquaCenter Silentio incl. household water pump KSBSuperinox 15/4
  • Floating suction armature with fine filter and hose
  • Filter cleaning unit internal without illustration
  • Automatic filter cleaning without illustration
  • Backflush fine filter
  • Wall penetration DN 150
  • Labeling set
  • PESuction pipe 25 mm 1", length 12 m without illustration

Dimensions Flat Tank Carat:

2700 Rainwater Ground Tank Carat
Order No.Length mmWidth mmHeight mmInner Ø; Tank Dome mmWeight kg
370001208015652010650120

3750 l Rainwater Ground Tank Carat
Order No.Length mmWidth mmHeight mmInner Ø; Tank Dome mmWeight kg
370002228017552200650150
4800 l Rainwater Ground Tank Carat
Order No.Length mmWidth mmHeight mmInner Ø; Tank Dome mmWeight kg
370003228019852430650185
6500 l Rainwater Ground Tank Carat
Order No.Length mmWidth mmHeight mmInner Ø; Tank Dome mmWeight kg
370004239021902710650220
8500 l Rainwater Ground Tank Carat
Order No.Length mmWidth mmHeight mmInner Ø; Tank Dome mmWeight kg
370005350020402695650380
10000 l Rainwater Ground Tank Carat
Order No.Length mmWidth mmHeight mmInner Ø; Tank Dome mmWeight kg
370006352022402895650455
13000 l Rainwater Ground Tank Carat, consisting of two Carat ground tanks of 6500 L each
Order No.Length mmWidth mmHeight mmInner Ø; Tank Dome mmWeight kg
370009239043802710650420

Important! For unloading, arrangements must be made on-site. Suitable devices for unloading include crane, excavator, or forklift/rider loader. Delivery exclusively within Germany!


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Einbau-, Montage-, und Wartungsanleitung
für Regenwasser-Erdtank Carat:

Erdtank Carat 2700L
Erdtank Carat 3750L
Erdtank Carat 4800L
Erdtank Carat 6500L
Erdtank Caratv 8500L
Erdtank Carat 10000L
Erdtank Carat 13000L

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