100% Permeable allowing 100% land utilization for less Money than conventional paving methods! Park, Detain. "When It Rains, ... It dRains." dRainLot is the industry standard for "Self Draining, Self Detaining, Eco Friendly Paving Systems". dRainLot Absolute Inclusions: 1. 100% pervious park able, drivable, and storable surface above required PSI per ordinance. 2. 100% recycled containment (grid, forms, and associated drainage/miscellaneous inclusions). 3. Self-detaining from subgrade to surface in excess of 40% up to 100% 4. Self-draining as entire surface area acts as one large storm inlet to drain. 5. Cost less per square foot than conventional paving and associated detention combined. 6. Can be Pre-Engineered for “Rapid Permitting”. 7. 5-year to Lifetime Warranty. read more