Hitze Insights
Piping & Heating Technical Guides
Specification, certification and sourcing guides for wholesalers, contractors and private-label brands — written from the Hitze engineering desk.
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Latest technical guides
Importing Plumbing Pipe to the EU: CE, CPR, VAT & Customs
How to import pipe to Europe: CN codes under 3917, 6.5% duty, EORI, T1 transit, import VAT deferment, and when CPR CE…
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Marketing Support to Demand From Your Pipe Manufacturer
10-item manufacturer marketing support checklist for private-label pipe brands: datasheets, cert packs, training, samples — and what each answer reveals.
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From Sample to First Container: A Private-Label Pipe Launch Timeline
How long until your pipe brand is on shelves? The 5-phase private label launch timeline: sample, print approval, certification, pilot order, container.
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Extending Your Pipe Brand into Bathroom & Sanitary Ware
Extend your pipe brand into private label bathroom products: faucet certs (NSF 61, WRAS), mixer quality checks and one mixed 40HQ container…
Read guide →White-Label vs Private-Label vs Custom ODM for Piping Products
White label vs private label vs custom ODM for piping: investment, exclusivity, cert ownership, margin and IP compared — and which model…
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Who Backs the Warranty on Private-Label Pipe? 50-Year Cover
Who pays if private-label pipe fails in year 12? Compare manufacturer-, brand- and insurance-backed warranties and how Hitze's 50-year cover transfers.
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Balancing an Underfloor Heating Manifold: Flow-Meter Settings
Cold rooms with the pump running? The full manifold balancing procedure: calculate per-loop flow, purge, set the 0-2.5 L/min meters, avoid actuator…
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Fitting Pressure Ratings (PN16/PN25): Why the Joint Sets the Limit
PN16 vs PN25 fitting pressure ratings: temperature derating, EPDM seal limits, EN 1254, and why the system rating is the weakest joint.…
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Galvanic Corrosion in Plumbing: Mixed-Metal Connections Explained
Galvanic corrosion in plumbing explained for contractors: the galvanic series, copper-to-galvanized failure, dielectric unions vs brass transitions, and DZR grades.
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PPSU vs Brass Push-Fit Fittings: Material Trade-Offs
PPSU vs brass push-fit fittings compared for wholesalers: hydrolysis, DZR grades, UV, stress-cracking, price index and certs. A stocking matrix from Hitze.
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