Herkules modular tank 1600 litres, fully linkable
• For underground fitting (with support pipe)
• TÜV safety-tested
• Awarded product of the year by the German Trade Association for
Plastics Processing (FKVV)
• Patented fast connection (assembly is effected without screws)
• Long life due to solid profile packing (lifetime proven over 25
years in laboratory tests)
• Can be extended as required. Volumes of several 1,000 l are possible
using preformed connections and connection points
• Easy to transport due to low weight and practical size
Application:
• For rainwater harvesting in house and garden
• For frost-proof installation in the ground (not suitable for vehicle
loading) or overground installation in the garden or cellar (fits through
every standard door from 800 mm)
• Can be installed in groundwater and stratum water up to the top
edge of the tank with an earth covering of at least 800 mm
Min Ø Max Ø Height Weight
1090mm 1350 mm 1600 mm 60 kg
Columbus rainwater underground tank 3700 litre for pedestrian loading
Rainwater harvesting from the Graf Garantia range of one piece tanks
• Monolithic rainwater tank Columbus with tank dome Ø 60 cm
and 4 lip seals DN 100
• Inclusive telescopic dome shaft with adjustable length from 22 to
70 cm, Ø 60 cm, and PE-lid double-walled with childproof protection.
• Only one cover visible in the garden as the filter technology is
integrated in the tank.
• Groundwater stable up to 80 cm from the tank bottom part.
• Pre-drilled lip seals for easy and safe installation.
• Simple installation of overflow and ductwork.
• Can be expanded at will.
length width height height total weight
244 cm 165 cm 158 cm 195 cm 140 kg
Columbus rainwater underground tank 4500 litre for pedestrian loading
Rainwater harvesting from the Graf Garantia range of one piece tanks
• Monolithic rainwater tank Columbus with tank dome Ø 60 cm
and 4 lip seals DN 100
• Inclusive telescopic dome shaft with adjustable length from 22 to
70 cm, Ø 60 cm, and PE-lid double-walled with childproof protection.
• Only one cover visible in the garden as the filter technology is
integrated in the tank.
• Groundwater stable up to 80 cm from the tank bottom part.
• Pre-drilled lip seals for easy and safe installation.
• Simple installation of overflow and ductwork.
• Can be expanded at will.
length width height height total weight
244 cm 184 cm 177 cm 214 cm 180 kg
Columbus rainwater underground tank, 6500 litre for pedestrian loading
Rainwater harvesting from the Graf Garantia range of one piece tanks
• Monolithic rainwater tank Columbus with tank dome Ø 60 cm
and 4 lip seals DN 100
• Inclusive telescopic dome shaft with adjustable length from 22 to
70 cm, Ø 60 cm, and PE-lid double-walled with childproof protection.
• Only one cover visible in the garden as the filter technology is
integrated in the tank.
• Groundwater stable up to 80 cm from the tank bottom part.
• Pre-drilled lip seals for easy and safe installation.
• Simple installation of overflow and ductwork.
• Can be expanded at will.
length width height height total
244 cm 222 cm 213 cm 250 cm
Columbus rainwater underground tank, 9000 litre for pedestrian loading (2 tanks)
Rainwater harvesting from the Graf Garantia range of one piece tanks
• Monolithic rainwater tank Columbus with tank dome Ø 60 cm
and 4 lip seals DN 100
• Inclusive telescopic dome shaft with adjustable length from 22 to
70 cm, Ø 60 cm, and PE-lid double-walled with childproof protection.
• Only one cover visible in the garden as the filter technology is
integrated in the tank.
• Groundwater stable up to 80 cm from the tank bottom part.
• Pre-drilled lip seals for easy and safe installation.
• Simple installation of overflow and ductwork.
• Can be expanded at will.
2 x 4500 litre tanks
length width height height total weight
244 cm 184 cm 177 cm 214 cm 180 kg
Lilo 1500 litre flat rainwater tank from Graf Garantia. Rainwater harvesting storage
The tank is the easiest to install on the market!
• Quick installation.
• Moving vehicles can be = 2.2 T.
• Fitting into the water table as possible.
• Above ground installation possible (crawl)
• Low depth of burial and excavation reduced saves time and money!
1500 l Lilo
length (L) width (B) height (H1) total height (H2) weight
210 cm 125 cm 70 cm 101.50 cm 80 kg
Lilo 3000 litre flat rainwater tank from Graf Garantia. Rainwater harvesting storage
The tank is the easiest to install on the market!
• Quick installation.
• Moving vehicles can be = 2.2 T.
• Fitting into the water table as possible.
• Above ground installation possible (crawl)
• Low depth of burial and excavation reduced saves time and money!
3000 L Lilo
length (L) width (B) height (H1) total height (H2) weight
245 cm 210 cm 73.50 cm 105 cm 170 kg
Lilo 5000 litre flat rainwater tank from Graf Garantia. Rainwater
harvesting storage
The tank is the easiest to install on the market!
• Quick installation.
• Moving vehicles can be = 2.2 T.
• Fitting into the water table as possible.
• Above ground installation possible (crawl)
• Low depth of burial and excavation reduced saves time and money!
5000 L Lilo
length (L) width (B) height (H1) total height (H2) weight
289 cm 230 cm 93 cm 126.50 cm 240kg
Cristall rainwater underground tank 1600 litres for pedestrian loading
Rainwater harvesting from the Graf Garantia range of one piece tanks
• Monolithic rainwater tank with tank dome Ø 60 cm and 1 lip
seal DN 100.
• Inclusive telescopic dome shaft, with adjustable length from 47
to 95 cm, Ø 60 cm with 3 lip seals DN 100 and PE-lid double-walled
with childproof protection.
• Only one cover visible in the garden as the filter technology is
integrated in the tank.
• Groundwater stable up to 50 cm from the tank bottom part.
• Pre-drilled lip seals for easy and safe installation.
• Simple installation of overflow and ductwork.
• Can be expanded at will.
length width height height total weight
210 cm 105 cm 112 cm 122 cm 65 kg
Cristall rainwater underground tank 2650 litres for pedestrian loading
Rainwater harvesting from the Graf Garantia range of one piece tanks
• Monolithic rainwater tank with tank dome Ø 60 cm and 1 lip
seal DN 100.
• Inclusive telescopic dome shaft, with adjustable length from 47
to 95 cm, Ø 60 cm with 3 lip seals DN 100 and PE-lid double-walled
with childproof protection.
• Only one cover visible in the garden as the filter technology is
integrated in the tank.
• Groundwater stable up to 50 cm from the tank bottom part.
• Pre-drilled lip seals for easy and safe installation.
• Simple installation of overflow and ductwork.
• Can be expanded at will.
length width height height total weight
210 cm 130 cm 140 cm 150 cm 100 kg