200 x 100 x 80 mm 50 units per m2
Firth PorousPave® is one of the paver options in the Firth EcoPave® System. The paver has a very open texture which allows water to filter through it to the underlying drainage medium. Porous nature of the paver allows water drainage. PorousPave® is suitable for paths, patios, light to medium residential traffic areas and public footpaths.
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Reduces rainfall runoff from hard surfaces, decreasing the demand on drainage systems.
Reduces the need for retention structures (e.g. ground sumps, ponds or dams) and maximises land use by retaining water within the Permeable Paving System.
Recharges natural groundwater and aquifers.
Improves hydrological response of stormwater peak flow by holding and releasing in a controlled manner.
Filters run off water by removing heavy metals such as zinc and copper through cationic exchange when using greywacke sub base drainage aggregates.
This product is one of the solutions for storm water management in the proposed unitary plan (Auckland only)