Residential

Fire Sprinkler Systems

If your home is equipped with a fire sprinkler system, keeping it maintained is essential for long-term safety. Preferred Fire Systems, Inc. specializes in residential fire sprinkler inspections, certifications, and repair services. Whether you're a longtime homeowner, in escrow on a new purchase, or managing a property, our team provides reliable support to ensure your system is operating properly.

Regular system checkups help prevent costly issues and give you peace of mind knowing your home and family are protected. Our technicians bring years of industry experience and a commitment to quality workmanship..

Residential Services We Provide

  • Comprehensive fire sprinkler system inspections and performance testing

  • Troubleshooting and repairing leaks

  • Replacing damaged or outdated sprinkler heads

  • Adjusting, relocating, or adding sprinkler heads as needed for remodels

  • Servicing and replacing check valves

  • Pressure-relief valve replacement and testing

  • Control valve repairs and upgrades

  • Fire sprinkler riser maintenance and repairs

  • 24/7 emergency service for urgent issues

Single-Family Homes & ADUs

Building a new home or adding an ADU? Preferred Fire Systems, Inc. provides complete fire sprinkler system installations designed to protect your home, your investment, and your family. Our team specializes in code-compliant systems for single-family residences and accessory dwelling units (ADUs), following NFPA 13D, NFPA 13R (where applicable), and all local AHJ requirements.

We handle the entire process—from design to final inspection—ensuring your system is installed properly, efficiently, and in full compliance with your city or county’s fire code.

Why Fire Sprinklers in New Homes & ADUs?

Modern residential fire sprinklers:

  • Control or extinguish fires before they grow.

  • Provide life-saving time for occupants to escape.

  • Reduce property damage and insurance losses.

  • Increase home value and meet state & local building/fire requirements.

  • Are often required in new single-family homes and ADUs throughout California.

Our New Installation Services

Preferred Fire Systems, Inc. offers end-to-end residential sprinkler installation services, including:

1. System Design & Engineering

  • Full hydraulic calculations

  • Piping layout and isometric drawings

  • AHJ-ready plan submittal packages

  • NFPA 13D/13R compliant designs

  • Coordination with architects, builders & homeowners

2. Complete System Installation

  • PEX or CPVC piping (per code and client preference)

  • Sprinkler head layout optimized for room aesthetics

  • Low-profile residential sprinkler heads

  • Proper spacing, coverage, and ceiling configurations

  • Check valves, PRVs, inspectors test, and all system components

3. ADU Fire Sprinkler Installations

We specialize in:

  • New construction ADUs

  • Garage conversions

  • Attached or detached ADUs

  • Tie-ins to existing fire sprinkler systems (when permitted)

  • Independent systems with dedicated risers

4. Final Testing & Certification

  • System flushing & testing

  • Flow/pressure verification

  • Riser inspection

  • Final walk-through with homeowner

  • City/Fire Department sign-off assistance

Why Choose Preferred Fire Systems, Inc.?

  • 19+ years of hands-on fire sprinkler experience

  • Licensed C-16 fire protection contractor

  • Expertise in both residential & commercial systems

  • Clean, professional installations

  • Fast turnaround on plans and inspections

  • Fair, competitive pricing

Get a Quote for Your New Home or ADU

Whether you’re building a custom home, spec house, remodel, or ADU, we’re here to help you get your system designed and installed quickly and correctly.

Contact us today to schedule a consultation or request a free proposal.

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