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Sourcing & Vetting
PPR Pipe Sample Testing: The Approval Checklist Before You Order
How to test a PP-R pipe sample before you approve it: ISO 15874 dimension limits, the ovality gap, joint tests, certificate scope…
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PP-R Systems
How to Build a PPR Distributor Range: Core Sizes, Fittings and Reorder Mix
Which PPR sizes and fittings to stock, how deep, and when to reorder. A working assortment method for plumbing wholesalers and importers.
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