Missing a note that says duct is internally lined
If a note says duct is internally lined, treat it like a size, clearance, and material issue before install.
Stop if
- Where does the internal liner start/stop, and how should this connection be handled?
Watch out
- Do not install lined duct like bare duct without checking size/clearance and liner protection.
Check
- Find liner note/schedule.
- Confirm lined duct location and length.
- Check inside clear area and fitting impact.
- Protect liner from damage.
- Ask before cutting, sealing, or connecting lined duct.
Steps
- Find liner note/schedule.
- Confirm lined duct location and length.
- Check inside clear area and fitting impact.
- Protect liner from damage.
- Ask before cutting, sealing, or connecting lined duct.
Say this to your foreman
Where does the internal liner start/stop, and how should this connection be handled?
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