I-PVC vs. Iplastiki eqhelekileyo: Ukuqonda umahluko
Xa kufikwa kwimibhobho yamanzi kunye nokwakhiwa, amagama athi PVC, UPVC, kunye neplastiki ahlala esetyenziswa ngokutshintshanayo. Nangona kunjalo, kukho umahluko ocacileyo phakathi kwezi zixhobo ezibalulekileyo ukuba uziqonde, ngakumbi xa kufikwa kwi-valve fittings. Kule nto...
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