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V16 — system diagnostic

Material compatibility and corrosion

Check metals, treated wood, membranes, sealants, mortars, adhesives and fasteners as a system before substituting products.

Checked: 2026-08-22

VERT / GREEN

Keep technical data and use accessories intended for the system.

JAUNE / YELLOW

Two individually good products can be chemically, galvanically or mechanically incompatible.

ROUGE / RED

Structural substitution, unapproved membrane/sealant, active corrosion or unknown wet-environment fastener: confirm before use.

Pre-decision triage

Useful tools / data

  • Technical data and SDS
  • Metal/fastener/substrate list
  • System details/CCMC evaluations where applicable

What the professional checks

  • Check chemical and galvanic compatibility
  • Validate substitutions against system requirements
  • Define isolation/corrosion protection