RCC drain mouth color stone Filter surface Gutters terrace quality storage reliance Rooftops Benefits capacity required rainfall wire mesh courtyard downpipes turbidity dependency clean silt dry seasons crucial role sloping roofs contamination Transportation initial shower catchment area microorganisms floating debris green practices other materials allegianceindia watering gardens various purposes harvesting system roof contaminants ecological balance Rooftop Rain Water first flush device rechargeable water Water Conservation potable water bills Harvested rainwater unpaved/open ground rainwater collection groundwater recharge Environmental Impact atmospheric pollutants More Details Contac Us UV-resistant water pipes traditional water sources straightforward technique conventional water sources Allegiance Water Management Rooftop rainwater harvesting sustainable water management potable household activities various non-drinking purposes