The Carat XXL collection tank is available in sizes ranging from 16,000 to 56,000 litres, as well as in versions suitable for vehicle loading or lorry bearing. Further sizes up to 122,000 litres are available on request.

  • Specially designed for mobile silos in agriculture
  • Suitable for use in water protection areas
  • Also suitable for compost and green waste at building yards
  • High stability thanks to modern manufacturing techniques
  • Rotatable tank dome for easy alignment with the connection pipes
  • Suitable for vehicle or lorry load bearing (in conjunction with a telescopic cast iron or lorry load bearing cover)
  • Suitable for lorry load bearing up to 40 t
  • Groundwater-resistant down to the centre of the tank thanks to its extremely robust construction
  • Lighter than concrete and steel
  • Numerous connection points: DN110/160/200, optionally with connections up to DN315
  • Optionally available with a second tank dome

Advantages

Thought-out in every detail

Low weight
Low weight
Low weight

Tank installation made easy! The significantly lower weight of GRAF products compared to steel or concrete cisterns makes transport and installation easier.

Groundwater stable
Groundwater stable
Groundwater stable

Depending on the model, our underground tanks can be partially or fully installed in groundwater. The maximum immersion depth and the required ground cover must be observed in accordance with the technical data.

360° rotatable tank dome
360° rotatable tank dome
360° rotatable tank dome

Allows easy alignment to the connecting pipes. A tank that turns it`s head for you.

Telescopic/Tiltable
Telescopic/Tiltable
Telescopic/Tiltable

The telescopic dome shafts are height-adjustable and can be tilted by 5 degrees. This makes it easy to adapt to the upper edge of the terrain.

Optionally with second tank dome
Optionally with second tank dome
Optionally with second tank dome

The GRAF XXL tank can optionally be equipped with a second tank dome.

Sealed to the top edge of the ground
Sealed to the top edge of the ground
Sealed to the top edge of the ground

The ingress of seepage water can impair the water quality. Our tank and filter solutions are therefore sealed up to the top edge of the ground.

Ready for connection
Ready for connection
Ready for connection

With GARANTIA tank systems, the connection seals are already pre-drilled and lip seals are pre-assembled. This saves time and therefore costs during installation.

Dome opening with stainless steel profile
Dome opening with stainless steel profile
Dome opening with stainless steel profile

Dome opening with stainless steel profile for high fitting accuracy and mounting safety.

Individual connections possible
Individual connections possible
Individual connections possible

Flexible connections possible according to customer requirements on the tank dome up to DN 300 or on the end face up to DN 300.

Low weight

Tank installation made easy! The significantly lower weight of GRAF products compared to steel or concrete cisterns makes transport and installation easier.

Groundwater stable

Depending on the model, our underground tanks can be partially or fully installed in groundwater. The maximum immersion depth and the required ground cover must be observed in accordance with the technical data.

360° rotatable tank dome

Allows easy alignment to the connecting pipes. A tank that turns it`s head for you.

Telescopic/Tiltable

The telescopic dome shafts are height-adjustable and can be tilted by 5 degrees. This makes it easy to adapt to the upper edge of the terrain.

Optionally with second tank dome

The GRAF XXL tank can optionally be equipped with a second tank dome.

Sealed to the top edge of the ground

The ingress of seepage water can impair the water quality. Our tank and filter solutions are therefore sealed up to the top edge of the ground.

Ready for connection

With GARANTIA tank systems, the connection seals are already pre-drilled and lip seals are pre-assembled. This saves time and therefore costs during installation.

Dome opening with stainless steel profile

Dome opening with stainless steel profile for high fitting accuracy and mounting safety.

Individual connections possible

Flexible connections possible according to customer requirements on the tank dome up to DN 300 or on the end face up to DN 300.

Sizing

Volume [l]Length/Depth [mm]Width [mm]Height [mm]Weight [kg]order no.add to enquiry
16000459025003160770105105
220006230250031601025105106
260007200250031601125105107
320008555250031601370105108
360009525250031601470105109
4200010880250031601715105110
4600011850250031601815105111
5200013205250031602060105112
5600014175250031602160105113

calculated size Request for information

Technical details

Accessibility

Earth covering with loading capacity [mm] 800 - 1500
max. axle load [t] 8
max. vehicle weight [t] 40

Installation

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

Accessory