Do all timber floor coatings allow moisture to pass through?
Yes, timber floor coatings are permeable and allow moisture to pass through, which is why even coated timber responds to humidity changes and experiences seasonal movement.
Yes, timber floor coatings are permeable and allow moisture to pass through, which is why even coated timber responds to humidity changes and experiences seasonal movement. No coating creates a complete moisture barrier on a timber floor. FSA Network floor sanders explain that seasonal movement occurs regardless of coating type.
Sources
- REF ATFA knowledge base