High storage volume Graf infiltration modules have three times the storage of a standard gravel infiltration ditch. With a service life of over 50 years, a durable product design ensures sustainability. Easy to install, the modules are fitted simply, at speed and in various ways. RainBloc has a gross volume of 300 litres and can be installed at depths of up to 7.5 meters, even under very heavy loads. Please download our spec sheet for loadings.
Specification Details for RainBloc Crate for Attenuation and Infiltration tanks (Attenuation & Soakaways)
Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Graf UK is consulted before specifying.
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