Deck ledger, cladding and masonry interface

Avoid transferring deck loads into non-structural cladding or creating a water path into the wall.

VERT / GREEN = entretien/documentation · JAUNE / YELLOW = vérifier avant travaux · ROUGE / RED = arrêter le DIY et faire valider.

Ledger fastened only to veneer/cladding
Verify the load path to structural framing. Missing/interrupted flashing
Correct drainage before enclosure/finish. Cladding crushed behind ledger
Verify attachment and drainage detail. Freestanding deck feasible
Compare a freestanding solution to avoid the critical interface.

What the professional checks

Establish load path
Coordinate flashing, spacers and cladding

Official sources

CNRC — Code/Guide Partie 9

Checked: 2026-08-22

Related path

Continue with the right tools

These links connect this page to the next useful checks and decisions without repeating the full content.

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