WIRELESS | ERRCS & CELLULAR DAS SOLUTIONS

  • Cellular DAS ensures that everyone can make phone calls, including 911, all the time.
  • ERRCS are mandated by code for most new commercial and residential buildings in the US.
  • IBWS provides ERRCS consulting, engineering and project management services to general contractors, electrical contractors, and building owners for ERRCS projects.
  • IBWS is UL and NICET Certified and advocates on your behalf with the Authority Having Jurisdiction (AHJ), contractors and other stakeholders to minimize the cost of ERRCS.
  • IBWS can design and install both Cellular DAS and ERRCS to ensure seemless cellular and radio availability.

We have the solution you’ve been looking for.

Enter your info to learn more.

Solving wireless Signal Problems at your property

WE PROVIDE PRODUCTS & SERVICES TO CONNECT PEOPLE & THEIR DEVICES – SO THEY CAN REMAIN BOTH PRODUCTIVE & SAFE

ERRCS

IBWS can provide a cost-effective ERRCS for your property when mandated by local ordinances.

Cellular DAS

IBWS can provide a cost-effective solution for property owners who need a Cellular DAS at their location.

In-Building Wireless Solutions is a proud member of the Safer Buildings Coalition, and is proudly NICET Certified

Learn more about your local ERRCS regulations on our interactive map –

 – Common ERRCS codes and resources

SIGN UP FOR OUR NEWSLETTER

Enter your email to receive our monthly newsletter.

Education Center

NFPA 72’s 2025 Edition and ERCES

Effective January 1, 2026, the 2025 Edition of NFPA 72 (National Fire Alarm and Signaling Code) will take effect in California.  Per NFPA’s website, the 2025 edition features several revisions and additions to the standard, including the following (verbatim): Expanded...

Who are the Stakeholders in an ERCES?

Who does what in an Emergency Responder Communication Enhancement System (ERCES)? The answer: Several organizations are typically involved in designing, installing, and maintaining an ERCES. Each has a distinct role. This matrix, courtesy of the Puget Sound Emergency...

Some ERRCS Basics & State Compliance

Previous blogs have highlighted the difference between ERRCS and ERCES. We’ll use the term “ERRCS,” the preferred acronym in San Francisco.  We thought it would be helpful to revisit some basics, as many building owners remain uninformed about the requirement (our...

ERCES and NFPA 1225 and NFPA 72

Last month’s blog focused on NFPA 1225’s pivot from ERRCS (RC = radio communication) to ERCES (CE = Communication Enhancement) with the inclusion of cellular based systems like LTE and 5G.  There are other changes in NFPA 1225 that we didn’t highlight and a number of...

NFPA 1225, ERRCS, ERCES and Cellular Frequencies

The National Fire Protection Association (NFPA) 1225 code outlines the latest requirements for what is now refers to as ERCES (Emergency Responder Communication Enhancement Systems). I’d previously argued that ERCES is substantially equivalent to ERRCS, but I was...

Cellular DAS versus WiFi for Voice Calls

Many building owners have been told/convinced that an installed WiFi network is sufficient to handle voice traffic when there is a problem with cellular service in the building. Given the cost of a cellular Distributed Antenna System (DAS), it’s natural for them to...