316 Chingwe chosapanga chitsulo, mtundu wotseka mpira, PVC zolembedwa
Kugonjetsedwa kogwirizana ndi zomanga za 316 zosapanga dzimbiri
Kulimbikitsidwa ndi kusinthana ndi PVC kufinya
Kukhazikitsa kosavuta komanso kotetezeka ndi njira ya mpira
Oyenera kuphatikizira mitundu yambiri, natetezedwa, ndi kuteteza ntchito
Zabwino kugwiritsa ntchito m'malo ovuta ndi ntchito zakunja
Oyenera kutchinga zingwe, mawaya, mapaipi, ndi zida zina m'mafakitale, marine, ndi makonda