Taye ya chingwe chachitsulo chosapanga dzimbiri cha epoxy, chomwe chimatchedwanso tayi ya chingwe cha polyster coated.Thupi la tayi ndi lakuda ndi mpira wachitsulo wotsekera, komanso m'mphepete mwake.Ntchitoyi ndi yosavuta.
Nkhaniyi yavomerezedwa ndi UL, DNV, ABS, UKCA, CE satifiketi.