Iplanti yokucocwa kogutyulo oluncinci lwelindle – iyunithi yokucoca ugutyulo lwasekhaya lwe-LD, umthamo wonyango wemihla ngemihla we-0.3-0.5m3/d, omncinci kwaye ubhetyebhetye, ukonga indawo emgangathweni. I-STP ihlangabezana neemfuno zokucocwa kwelindle ekhaya kwiintsapho, iindawo ezibukekayo, iivillas, ii-chalets kunye nezinye iimeko, ukunciphisa kakhulu uxinzelelo kwindawo yamanzi.