Ilaphu lomthunzi / Umnatha oqhawukayo
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Ilaphu loMthunzi we-HDPE/ Umnatha wesikafula
Ilaphu lomthunzi lenziwa kwi-polyethylene ephothiweyo. Iguquguquka ngakumbi kunelaphu elilukiweyo lomthunzi. Isenokusetyenziswa njengeminatha yesikafula, isigqumathelo sendlu eluhlaza, isikhuseli somoya, ixhama kunye nesefu yeentaka, inethi yesichotho, iiveranda kunye nomthunzi wepatio. Iwaranti yangaphandle ingaba yi-7 ukuya kwi-10 iminyaka.