Practicality has never been so pleasing on the eye designed to comply with stringent legislation regarding driveways at the front of homes woburn rumbled infilta is a permeable solution that allows rainwater to filter down to the sub base below where it can be stored for a short period of time to allow it to soak into the ground naturally discharged in a controlled manner to a surface water drainage system or connected to a rainwater harvesting system for collection and re use and all of t