Collection: Herkules Tanks

Multi-purpose – above-ground underground and basement
Above-ground: The Herkules Tank is easy to install in your garden. Combined with the established GRAF downpipe filters it’s a perfect way to harvest rainwater.
Underground: Combined with the applicable accessories the Herkules Tank can also be installed underground. The tank is groundwater stable up to the top edge of the tank.
Basement: Due to its size the Herkules Tank fits through a standard doorway (? 80 cm). Therefore it’s ideal for basement installation.

Awarded product of the year by the German Trade Association for Plastics Processing (FKVV)
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 ? 80 cm)
Can be installed in groundwater and stratum water up to the top edge of the tank with an earth covering of at least 80 cm.