Isikhwama esomile esingangeni manzi silungele ukugcina amagiya akho omile lapho ingaphandle limanzi. Yenziwe ngomsebenzi osindayo kanye nezinto ezihlala isikhathi eside ze-PVC ezinezikhala futhi yakhiqizwa ngohlelo lwe-RWS (umthungo wokushisela i-Radio frequency) olushisela izinto ngogesi ezingeni lamangqamuzana zibe umthungo oqinile futhi ongenamanzi. Ukhiye wokugoqa onesiqephu somugqa we-PE omnyama ukhuphula ukusebenza kophawu lokufakazela amanzi. Lokhu kwenziwa ngokumane ukhiphe umoya ovaleleke bese ugoqa izikhathi ezi-3 bese ubopha ibhande.