Recover preserves the existing assembly
A recover can reduce demolition, waste, and disruption when the existing roof is dry, attached, compatible, and code-compliant. It also leaves concealed conditions in place.
Tear-off exposes the deck and resets uncertainty
Removal allows direct deck repair, wet insulation removal, and assembly redesign, but it increases labor, disposal, weather exposure, and operational disruption.
Think about the next lifecycle event
An additional roof layer can increase future tear-off cost and limit future recover options. Ownership should consider long-term building plans, not only current project price.
Practical owner checklist
- Verify existing layer count and roof construction.
- Evaluate moisture, deck, attachment, and code.
- Compare current and future tear-off consequences.
- Document why recover or tear-off is the responsible choice.
Frequently asked questions
How many roof layers are allowed?
Code and local requirements vary, and roof type and condition also matter. Existing layers should be verified before assuming recover is permitted.
Can wet insulation stay under a recover?
Widespread or trapped moisture is a major concern and often requires removal rather than being concealed.