Log and heavy-timber home renovation

Account for shrinkage/swelling, settlement, joints, openings, slip connections, moisture and wood protection before conventional renovation.

VERT / GREEN

Document wood/system type, historical movement, joints and water-exposed areas.

JAUNE / YELLOW

Massive wood moves with moisture; windows, partitions, stairs and services may need to accommodate movement.

ROUGE / RED

Decay, crushing, large opening or assembly restraining settlement: timber/structural expertise.

Interactive triage

Helps choose the next step; does not replace design, permits or professional diagnosis.

Joints open seasonally
Measure movement and moisture before rigid sealing. New window/door
Detail header, slip/settlement and weather sealing for the system. Soft/darkened wood
Measure moisture and confirm decay extent before finishing. Finish maintenance
Maintain drainage, overhangs and protective finish.

Useful tools and data

Wood moisture meter
Movement history
Connection details

What the professional checks

Assess movement/moisture
Design compatible openings
Repair timber/water details

Official sources

Checked 2026-08-22.

CNRC — bâtiments en bois rond ou ossature

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 dependenciesRenovating while living at homeCode versions

V28

Finish and service details to verify

V28 connects small details that become costly once finishes are closed.

Post-renovation cleaning and indoor air