V15 — home system

Pre-close wall checkpoint

Hold drywall/insulation until structure, services, firestopping, air sealing, inspections, backing and photos are confirmed.

Checked: 2026-08-21

VERT / GREEN

Photograph every cavity and reconcile the scope.

JAUNE / YELLOW

A missing inspection or unperformed test should be resolved before concealment.

ROUGE / RED

Unresolved structure, plumbing, electrical, fire or moisture issue: do not close.

Triage

Useful tools / data

  • Close-in checklist
  • Camera with references
  • Tape/laser for service locations

What the professional checks

  • Confirm inspections/tests
  • Review each trade before concealment
  • Document as-built and backing

Sources and limits

Exact requirements depend on jurisdiction, building and scope. Triage prepares the decision; it does not replace inspection, permits, calculations or regulated trades.

V14

Systems to check before closing the work

V14 connects envelope, air, fire, structure, water and code instead of treating each project in isolation.

Renovation dependenciesEnvelope and condensationHidden services before drillingCode versions
V16

Advanced diagnostics to cross-check

V16 connects water, soil, climate, safety, materials and seasonal use to existing projects.

Drinking-water quality and treatmentRodents, bats and exclusionRoof snow and iceJobsite safety and silicaNoise and vibrationRainwater and greywaterAddition, sunroom and atticRetaining wall and slopePyrite, pyrrhotite and ochreCottage winterizationMasonry and lintelsMaterial compatibilityCuring, drying and acclimation

Hidden systems and critical interfaces

These checks target costly problems that often appear only after opening assemblies, conversions or changes of use.

Checkpoints before an irreversible step

V41 helps stop at the right moment before placement, fabrication, ordering, concealment or installation.