What an Automatic Sprinkler System Does
An automatic sprinkler system is designed to control or suppress a developing fire by operating individual sprinklers exposed to sufficient heat. It is not a building-wide water discharge where every sprinkler activates at once.
For property managers, the important point is that sprinkler protection depends on an interconnected system of water supply, valves, piping, sprinklers and supervisory or alarm features where provided.
What Property Managers Should Understand
Building staff are not sprinkler technicians, but they should know where key system areas are located, who services the system and how to recognize obvious conditions that require attention.
That includes blocked valves, damaged sprinklers, visible leakage, storage too close to sprinklers, missing signage, or work that may have affected sprinkler piping or coverage.
Keep Control Valves Accessible and in the Required Position
Sprinkler control valves should remain accessible to authorized personnel and in the position required for the system to provide protection.
Storage, locked rooms, renovations or unauthorized operation can create problems. Building staff should not operate valves unless they are trained and authorized to do so.
Protect Sprinkler Heads
Sprinklers should not be painted, decorated, used to hang objects or physically damaged. Changes to ceilings, partitions, storage arrangements or equipment can also affect the relationship between sprinklers and the protected space.
Where building conditions change, have qualified professionals review whether the existing protection remains appropriate.
Watch Storage and Obstructions
Storage that is too high or placed directly beneath sprinklers can interfere with water distribution. Large new obstructions, shelving or construction changes can also affect coverage.
Managers should avoid inventing a universal clearance number. The applicable requirement depends on the system, hazard, arrangement and adopted standard.
Inspection, Testing and Maintenance
Sprinkler systems require periodic inspection, testing and maintenance under the applicable code, standard and local requirements. These activities should be completed by qualified personnel where required.
Managers should retain reports, review noted deficiencies and track corrective work to completion.
What to Do When Sprinkler Protection Is Impaired
A sprinkler impairment should be treated as a managed temporary condition, not simply a maintenance note. Identify the affected area, notify the appropriate parties, arrange prompt restoration and follow the building's approved impairment or fire-watch procedure.
The authority having jurisdiction may require specific temporary measures depending on the scope and duration of the impairment.
Renovations and Building Changes
New walls, ceilings, storage arrangements, tenant improvements or changes in use can affect sprinkler protection. Even when the piping itself is untouched, the hazard or geometry of the space may have changed.
Include fire-protection review early in renovation planning rather than discovering a coverage problem after the work is complete.
Frequently Asked Questions
Do all sprinkler heads activate at the same time?
Typically, no. Individual automatic sprinklers operate when exposed to sufficient heat, subject to the design and type of system.
Can a property manager close a sprinkler valve?
Only trained and authorized personnel should operate sprinkler system valves. Any impairment should be managed in accordance with approved procedures and applicable requirements.
Who should inspect or service a sprinkler system?
Use qualified or licensed personnel where required by the applicable jurisdiction, code, standard or service requirements.
Related Fire Safety Resources
Need the complete apartment-building reference?
The Residential Apartment Building Fire Safety Handbook connects fire alarms, sprinklers, exits, inspections, impairments, records and emergency procedures in one practical reference.
Authoritative References and Further Reading
This page provides general educational information. Requirements vary by jurisdiction, building or restaurant configuration, installed systems and adopted codes and standards. Always follow applicable requirements, approved procedures, manufacturer instructions and direction from the authority having jurisdiction (AHJ).