Mechanical room service access and clearances

Avoid walls, storage or appliances that prevent maintenance, replacement or required equipment airflow.

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

Filter/valve/panel inaccessible
Restore access before finishes are closed. Manufacturer clearance unknown
Read manual and local code before enclosing equipment. Future replacement requires major demolition
Plan removal path and service space now. Access clear/documented
Keep manuals and service-area photos.

What the professional checks

Cross-check local code and manufacturer
Preserve service and replacement path

Official sources

CNRC — Guide illustré Partie 9

Checked: 2026-08-22

Explore: Advanced diagnostics to cross-check

Advanced diagnostics to cross-check

This section connects water, soil, climate, safety, materials and seasonal use to existing projects.

Roof snow and ice

Explore: Commissioning and everyday safety

Commissioning and everyday safety

This section helps verify systems after work and document the values that make a home safer to operate.

HRV/ERV: frost, condensate and balancing