Related Clues:
- Voice pipe
- Air-hole
- Five for fifty in fast opening
- Heating or cooling outlet
- It brings a tear
- Air conditioning conduit
- Part of a ventilation system
- Prison escape path, maybe
- Outlet in Coventry
- Release anger
- Air or tear passageway
- Volcano's opening
- Get something off your chest
- Heating system part
- Scream one's head off