Fire Door Keep Shut Sign

Fire Door Keep Shut Sign – MS0044

The Fire Door Keep Shut Sign identifies a self-closing fire door that forms part of the vessel’s structural fire protection and must never be wedged, propped, or left open. This mandatory sign instructs crew and passengers to keep the door shut at all times, preserving the fire and smoke boundary between adjacent compartments and slowing the spread of fire in the event of an outbreak.

Manufactured from durable photoluminescent material, MS0044 continues to glow after the ship’s main lighting fails, keeping the instruction legible during a blackout, dense smoke, or a night-time fire response. Its blue circular mandatory-action field with bold white text is designed for instant recognition on fire doors throughout accommodation, machinery, and service spaces, supporting the IMO’s emphasis on clear, standardised shipboard signage.

Why the Fire Door Keep Shut Instruction Matters

A fire door that is habitually held open with a wedge, fire hose, or piece of equipment loses its ability to contain fire and smoke, potentially allowing a small outbreak to spread rapidly through accommodation or machinery spaces. A clear, standardised keep-shut instruction reinforces correct fire-safety discipline for every crew member and passenger, and supports the effectiveness of the vessel’s fire zones during both a drill and a genuine emergency.

Compliance and Certification

MS0044 is produced to support compliance with the vessel’s Safety Management System under the ISM Code, and self-closing fire door discipline is a core requirement of the structural fire protection provisions in SOLAS Chapter II-2. For the full regulatory text, see the IMO’s SOLAS convention overview. Maintaining clear, legible signage on every fire door supports a positive outcome at Port State Control and flag-state inspections, and reinforces good practice during fire drills.

Installation Recommendations

Install MS0044 directly on the fire door at eye level, on the side most frequently approached by crew and passengers. Mount on a flat, stable surface using marine-grade adhesive or corrosion-resistant fasteners suited to the door’s material and finish. Confirm the self-closing mechanism operates correctly and that nothing obstructs the door’s full closure, and reinforce the instruction through fire drills and routine fire-safety rounds.

• Photoluminescent pictogram charges under ambient light and glows during power loss
• Bold mandatory-action blue circle format for instant multilingual recognition
• Rigid, UV-stable substrate engineered for continuous marine and interior exposure
• Compact format suited to accommodation, machinery, and service-space fire doors
• Supports ISM Code safety-management and SOLAS structural fire protection documentation

Equip every fire door aboard your vessel with the MS0044 Fire Door Keep Shut Sign, and keep fire zone boundaries intact, compliant, and reliable when it matters most.

Complete your vessel’s safety signage programme by pairing this sign with our Hazard Signs and Fire Fighting Signs ranges, ensuring full coverage across every shipboard risk area.