Automatic Sprinkler

The standard in active fire protection, designed for rapid detection and suppression across diverse occupancy types.

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Red automatic fire sprinkler piping and pendent heads on a concrete ceiling

What is an automatic sprinkler system?

An automatic fire sprinkler system is a network of water-filled piping located in the ceiling or walls, designed to discharge water immediately upon the detection of heat. Unlike common myths, only the sprinkler heads closest to the fire activate, ensuring localized suppression while minimizing water damage to unaffected areas.

Everyday examples include the standard wet-pipe systems found in office corridors, the robust upright sprinklers in retail centers, and the high-output ESFR heads used to protect valuable warehouse stock.

Types of sprinkler systems

Wet-pipe Systems

Piping is constantly pressurized with water for immediate response upon activation.

Dry-pipe Systems

Piping is filled with pressurized air or nitrogen, used in areas subject to freezing.

Pre-action Systems

Requires a secondary detection event before water enters the piping; ideal for data centers.

Deluge Systems

Open sprinkler heads that discharge water simultaneously; used for high-hazard industrial zones.

Why it matters

Effective sprinkler design is the foundation of building safety, impacting everything from insurance premiums to structural integrity. Our design considerations include:

  • Occupancy classification and life safety objectives.
  • Hazard and commodity classification for storage facilities.
  • Water supply reliability and hydraulic optimization.
  • Storage arrangement and racking configuration.
  • Environmental factors such as freeze protection requirements.

How Lacuna approaches it

01

Assess

Comprehensive review of architectural plans and physical site conditions.

02

Analyze

Rigorous code and hazard analysis to determine design criteria.

03

Design

Hydraulic calculation and Revit-based spatial coordination.

04

Coordinate

Active AHJ coordination and seamless permit submittals.

05

Support

Ongoing construction support and project close-out documentation.

Applicable codes & standards

NFPA 13Standard for the Installation of Sprinkler Systems.
NFPA 13RInstallation in low-rise residential occupancies up to four stories.
NFPA 13DInstallation in one- and two-family dwellings and manufactured homes.
NFPA 20Standard for the Installation of Stationary Pumps for Fire Protection.
NFPA 25Standard for Inspection, Testing, and Maintenance of Water-Based Fire Protection Systems.
NFPA 291Recommended Practice for Fire Flow Testing and Marking of Hydrants.
IBC / IFCInternational Building Code and International Fire Code requirements.
FM Global Data SheetsProperty-insurer sprinkler design and water-demand criteria for FM Global–protected facilities.

All designs are coordinated with the local Authority Having Jurisdiction (AHJ).

Where it's used

WarehousesMultifamilyRetailData CentersOfficesHealthcareEducation

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