... Resistant ppr pipe and fittings, polypropylene pipe, ppr and upvc pipe and fittings, ppr pipes for hot and cold water, ppr pipes for drainage ... expenses8. Lightweight, convenient to transport and handle, good for labor-saving9. Smooth inner walls reduce pressure loss and ... compared to galvanized steel pipes)11. Extremely long usage life for at least 50 years ppr pipe and fittings, polypropylene ...