Laasaga fa'apipi'i paipa PPR

I le galu o le lalolagi o le fausiaina o le faʻaleleia o le faʻaogaina o le suavai, PPR (polypropylene copolymer fa'afuase'i) o paipa o loʻo faasolosolo ona suia paipa uʻamea masani i lo latou maualuga maualuga o le vevela, tete'e corrosion ma le leakage uiga.…