![A continuous drainage mat rainscreen made from vacuum-molded plastic provides uniform support for the siding and allows moisture to flow horizontally and diagonally in addition to vertically. | Building America Solution Center A continuous drainage mat rainscreen made from vacuum-molded plastic provides uniform support for the siding and allows moisture to flow horizontally and diagonally in addition to vertically. | Building America Solution Center](https://basc.pnnl.gov/sites/default/files/images/ContinuousDrainMatRainscreenVacuumMold_NAHB_ResilientSiding.png)
A continuous drainage mat rainscreen made from vacuum-molded plastic provides uniform support for the siding and allows moisture to flow horizontally and diagonally in addition to vertically. | Building America Solution Center
![Wall section retrofit // interior perimeter drain // radon vent // 1" rigid interior insulation - GreenBuildingAdvisor Wall section retrofit // interior perimeter drain // radon vent // 1" rigid interior insulation - GreenBuildingAdvisor](https://images.greenbuildingadvisor.com/app/uploads/2018/07/25002344/9-00033-main.png)
Wall section retrofit // interior perimeter drain // radon vent // 1" rigid interior insulation - GreenBuildingAdvisor
![A plastic fiber drainage mat rainscreen provides uniform support for the siding and allows moisture to flow horizontally and diagonally in addition to vertically. | Building America Solution Center A plastic fiber drainage mat rainscreen provides uniform support for the siding and allows moisture to flow horizontally and diagonally in addition to vertically. | Building America Solution Center](https://basc.pnnl.gov/sites/default/files/images/PlasticFiberDrainMatSupportSiding_NAHB_ResilientSiding.png)
A plastic fiber drainage mat rainscreen provides uniform support for the siding and allows moisture to flow horizontally and diagonally in addition to vertically. | Building America Solution Center
![Spray foam insulation extends down the foundation wall to the slab, which has been retrofitted by cutting the slab to install drainage mat against the wall and a new perimeter footing drain, Spray foam insulation extends down the foundation wall to the slab, which has been retrofitted by cutting the slab to install drainage mat against the wall and a new perimeter footing drain,](https://basc.pnnl.gov/sites/default/files/images/TE7233_SprayFoamFoundation-4_BSC_09-10-2015.jpg)