Which PN Rating of PPR Pipe Should Be Chosen for Domestic Cold Water Lines?
For ordinary home cold water lines, the smartest and most widely used choice among the best ppr pipes is PN16 or PN20 — never PN25 unless you also run hot water in the same line. PN16 and PN20 give you more than enough pressure rating (16–20 bar at 20°C) while saving 15–30% compared to PN25, […]
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