Okwangoku, iipayipi zePPR eziqiniswe nge-fiberglass kwiimarike zithandwa kakhulu kwaye zithengisa kakuhle. Ngoko ke, umgca we-PPR weglasi-fiber ipayipi ye-extrusion yithuba elinokwenzeka. Umatshini we-LB ugxile kwi-PPR yeglasi-fiber umbhobho extrusion iminyaka emininzi. Sinikezela ngamacandelo e-brand-brand kunye namaqhekeza asemgangathweni kumatshini.