Condensing-appliance condensate

Coordinate drain, slope, pump when required, neutralization where specified, freeze protection and material compatibility for condensing furnaces/boilers/water heaters.

VERT / GREEN = documenter/entretenir · JAUNE / YELLOW = mesurer/vérifier · ROUGE / RED = arrêter et faire valider.

Condensate discharged ad hoc
Verify permitted discharge, materials and manufacturer/code requirements. Drain crosses cold area
Prevent freezing/back-up using approved design. Corrosion/efflorescence at discharge
Check acidity, neutralization and drainage compatibility. Drain inspectable/maintained
Document trap/pump/neutralizer service.

What the professional checks

Validate discharge/materials with code/manufacturer
Test condensate safety and drainage

Official sources

CNRC — Code national de plomberie 2025 CNRC/RBQ — plomberie Québec 2020 modifié

Checked: 2026-08-22

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