B Class Self-closing Sliding Fire Door Symbol (3.071)

B Class Self-closing Sliding Fire Door Symbol (3.071)
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 B Class self-closing sliding fire door, designed to limit the passage of flame and smoke for at least 30 minutes, while automatically closing in the event of fire.

Size: 150x150mm
Material: Photoluminescent, self-adhesive rigid vinyl
Application: Installed on or near sliding fire doors in accommodation areas, corridors, or machinery spaces, as shown in the fire control plan

✅ Marks fire-resistant, self-closing sliding doors (B Class)
✅ IMO and SOLAS compliant with photoluminescent visibility