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Fire Sprinkler Systems

We Are The Local  Expert Installers to Protect Your Facility

Fire sprinkler systems design, installation and servicing are our specialty at Williams Fire Sprinkler. We only install sprinkler equipment from leading manufacturers to ensure safety and code compliance.

  • Residential - Your family will never miss fire sprinklers until the moment you need them most. They save lives. And our professional staff can design a system that is custom fit to your home's needs.
  • Commercial, Education, Government, Healthcare & Industrial - We offer you extensive experience working with general contractors, building owners and property managers to design and install code-compliant, attractive sprinkler systems.

Fire Sprinkler System FAQs

How do you maintain a fire sprinkler system in NC?

Regular maintenance includes visual inspections, testing, and servicing by licensed professionals. Quarterly inspections involve checking alarm valves, control valves, gauges, and sprinkler heads for any signs of damage or obstruction. An annual inspection involves a more comprehensive assessment of the entire system's performance. Additionally, a five-year inspection may include flow tests, internal pipe examinations, and other specialized checks. Keeping accurate records of maintenance activities is essential for compliance with local fire codes and to demonstrate the system's reliability and safety.

How much does it cost to install a fire sprinkler system?

The cost to install a fire sprinkler system varies widely based on several factors:

  • Building size and type
  • System complexity
  • Local regulations
  • Labor rates in your area

Typical costs:

  • Residential: $1-$2 per square foot
  • Commercial: $2-$7 per square foot

For an average home (2,000 sq ft):$2,000-$4,000 total

For a commercial building (10,000 sq ft):$20,000-$70,000 total

Additional considerations:

  • Water supply upgrades if needed
  • Ongoing maintenance costs
  • Potential insurance rebates and/or discounts

New construction is generally less expensive than retrofitting existing buildings. For precise estimates, consult local fire protection companies. Costs may be offset by improved safety and potential insurance savings.


  • System Design - Our professional design department is dedicated and qualified to design the fire sprinkler system that best meets your needs in compliance with National Fire Protection Association's requirements, local and state building codes and insurance underwriter requirements. Our design is performed in ACAD format.
  • Equipment - We offer a full range of high caliber fire sprinkler system equipment from leading manufacturers.
  • Inspection - We provide thorough inspections in accordance with National Fire Protection Association's requirements. Following each scheduled inspection or test, a technician will provide a detailed report as outlined by the National Fire Protection Association and your local authority to identify potential opportunities for improving system performance and assisting in code compliance.
  • Maintenance, Repair or Service - Our highly trained and experienced staff maintain and repair all elements of your fire sprinkler system from pumps, to piping to sprinkler heads and alarms.
  • Monitoring - We can supply a system for monitoring fire sprinkler and/or suppression systems as well as UL listed monitoring service.
  • Backflow Preventer - We install backflow preventers and provide certification tests on new as well as existing installations.
  • Underground Fire Mains - We can perform installation and repairs of underground mains.
  • Water Supply - We perform water supply tests to be used in performing hydraulic calculations for systems.

You can learn more about sprinkler design and sprinkler maintenance by scheduling a consultation with us. You’ll never regret being too safe from danger or fire damage. Call Williams Fire Sprinkler at (252) 792-8196 today to start protecting your industrial site.