Sprinkler Control Valve Sign – FS0050

Sprinkler Control Valve Sign – FS0050

This IMO fire control sign identifies the location of a sprinkler control valve, the manual valve that isolates or activates a section of a vessel’s fixed sprinkler system. The sprinkler control valve sign combines the standard firefighter’s helmet pictogram with plain wording and the IMO flame symbol, letting crew locate this valve quickly during a fire or system fault, without needing to trace the sprinkler main or consult a plan first.

Where this sprinkler control valve sign is used

This sign is mounted directly above or beside each control valve, typically found in accommodation stairwells, machinery space entrances, and dedicated valve rooms or cabinets, wherever a vessel’s fixed sprinkler system requires a clearly identified isolation or activation point for each protected zone. Because a sprinkler section may need to be shut down quickly to stop unnecessary water damage, or activated manually if automatic operation fails, this sign is designed to stand out at a glance against surrounding pipework and equipment.

On vessels with multiple sprinkler zones covering different decks or fire sections, this sprinkler control valve sign is applied consistently at every valve so that crew responding to an alarm or fault can identify the correct valve for their zone without hesitation. This consistency also matters for engineers carrying out routine system checks, who need to confirm each valve corresponds to the zone recorded on the vessel’s fire control plan.

During fire drills, this sign is used as a reference point for crew rehearsing sprinkler system operation, confirming they can find and correctly operate the control valve for their assigned zone, including how to reset the valve after a discharge. Any valve found with a missing, damaged, or illegible sign should be corrected immediately, since confusing one zone’s valve for another during an emergency can leave the actual fire zone unprotected or flood an unaffected space.

This sign is checked during SOLAS fire safety surveys, where the surveyor confirms that control valves shown on the vessel’s fire control plan are present, correctly labelled, and clearly signed for their corresponding zone. Accurate, unambiguous sprinkler valve signage is a standard item reviewed during these inspections, given how directly it affects a fixed sprinkler system’s reliability during an actual fire.

Engineers and fire teams are shown sprinkler control valve sign locations during safety inductions and system familiarisation, since correctly identifying the valve for each zone is basic knowledge for anyone responsible for fire system maintenance or emergency response. This sign is commonly ordered alongside other primary firefighting signage such as the fire hydrant sign and the fire alarm sign, so a vessel’s fixed fire suppression and detection equipment forms one complete, easily recognised signage set.

These control valves and their signage are reviewed during routine equipment audits and after any refit or modification of the sprinkler system’s zoning, and this sign should be checked at the same time to confirm it remains correctly positioned, legible, and matched to the correct zone. A valve relabelled or relocated during system changes and left with an outdated sign is a common finding during external fire safety audits and should be corrected as soon as it is identified.

Because an incorrectly identified valve can lead to the wrong section of the system being isolated during an emergency, some operators pair this sign with a physical zone number or deck reference on or near the valve itself. Keeping this additional labelling current whenever the sprinkler system is modified helps ensure the sign and the valve it marks always tell the same, correct story to whoever needs to act on it.

Technical specifications:
SKU: FS0050
IMPA: 33.6153
ISSA: 47.561.53
Compliant: IMO Resolution A.1116(30)

• Fire-retardant marine-grade material
• Available in non-glow vinyl, general purpose glow, or DNV Wheelmark certified Class C / Class D photoluminescent film
• Waterproof and saltwater resistant
• Glossy wipe-clean finish
• Peel-and-stick installation, no tools or drilling

Supplied ready to apply directly above or beside the sprinkler control valve. Available in the standard size shown above.

This sign is produced to IMO fire control symbol specifications for consistent recognition across international fleets. Need a different size or a custom layout? Contact us for a quote.