Closing Device for Ventilation Inlet or Outlet Symbol (3.072)

Closing Device for Ventilation Inlet or Outlet Symbol (3.072)
Complies with IMO Resolution A.952(23) — Graphical Symbols for Fire Control Plans, as required by SOLAS Chapter II-2.
This IMO sign indicates the location of a manual or automatic closing device for a ventilation inlet or outlet, used to prevent the spread of fire, smoke, or hazardous gases through the ventilation system.

Size: 150x150mm
Material: Photoluminescent, self-adhesive rigid vinyl
Application: Installed near ventilation grills, ducts, or control stations where closure mechanisms are present

✅ Identifies ventilation closures critical for fire and gas containment
✅ IMO and SOLAS compliant with glow-in-the-dark visibility