Life-Saving Smoke and CO Detector Services

In the Business of Delivering Smiles Since 1968
February Offer
Cannot be combined with other offers. Excludes Economy Cleaning Package. Valid normal business hours M-F.
Expires: Mar 31, 2026

Most homeowners don’t realize their smoke and CO detectors have expiration dates—or that older models might not provide adequate protection. These devices are essential for detecting fast-moving flames and silent threats like carbon monoxide long before they become deadly. At R.S. Andrews, we offer expert installation and maintenance of detectors throughout the Atlanta Metro Area, using smart placement and updated technology to improve early warning times. Our electricians take the guesswork out of safety by ensuring every alarm is positioned correctly, wired securely, and tested thoroughly. We help protect what matters most with proactive solutions built around your home’s layout and your family’s needs.

Is It Time to Replace Your Smoke or CO Detectors?

Detectors aren’t designed to last forever—and outdated models can delay alerts or fail entirely when you need them most. Regular testing is important, but replacement is just as critical. If you notice any of the signs below, it’s time to schedule an inspection with a licensed electrician in the Greater Atlanta Area:

  • Units are over 10 years old: Most detectors lose sensitivity over time and should be replaced every decade.

  • Constant chirping or false alarms: Beeping that doesn’t stop—even after a battery change—often signals a failing unit.

  • Yellowing or discoloration of the casing: This can indicate heat exposure and plastic degradation, both of which affect function.

  • No hardwired connection or battery backup: Modern homes need layered protection with dependable power sources.

  • You don’t have detectors in every bedroom and hallway: Missing or poorly placed units reduce response time in an emergency.

  • Carbon monoxide detector hasn’t been tested in years: CO is odorless and deadly—every level of your home needs protection.

Schedule today! We’re ready to deliver expert service and a smile to your door.

Our Smoke & CO Detector Services

Smoke Detector Installation & Replacement

We install modern smoke detectors that meet current safety standards and are designed for early detection of fast-flaming and smoldering fires. Our team evaluates room layout and airflow to determine optimal placement in bedrooms, hallways, and shared living spaces. We also replace aging or damaged units with hardwired, battery-backup models to improve reliability.

Carbon Monoxide Detector Services

Carbon monoxide is odorless, invisible, and potentially fatal—especially in homes with gas appliances or attached garages. We install CO detectors on every level of your home and near sleeping areas to ensure maximum coverage. Our electricians test every device for proper function and integrate them into your home’s power system when possible.

Dual Sensor & Combination Alarms

Some homes benefit from combination detectors that sense both smoke and carbon monoxide. We offer and install dual-function units that reduce clutter while improving overall protection. These are ideal for newer builds or renovations where efficient safety planning is key.

Hardwired System Upgrades

For homes relying solely on battery-powered units, we offer hardwired systems with battery backup for uninterrupted performance. These detectors are interconnected, so if one goes off—every alarm in your home sounds. Our licensed electricians ensure safe, code-compliant installation that won’t disrupt your daily routine.

Detector Testing & Maintenance

Routine testing is essential to keep alarms working properly. We offer inspection and maintenance services that include function checks, battery replacement, and cleaning to remove dust or buildup. If you’re not sure your system is doing its job, we’ll test and verify every unit with professional precision.

Why Homeowners Choose Us

Installing detectors may seem simple—but small mistakes in placement, wiring, or model selection can lead to serious risks down the line. At R.S. Andrews, we take a detail-driven approach to life safety systems, making sure every alarm in your home does exactly what it’s supposed to: warn you fast and without fail. From custom recommendations to expert installation, our team gives you more than just peace of mind—we give you confidence that your home is protected around the clock. Atlanta homeowners trust us to treat safety like it’s personal—because it is.

  • We treat every home like it’s protecting our own: Your family’s safety drives every decision we make on the job.

  • Tailored recommendations—not one-size-fits-all: We look at how your home is built and how your family lives before recommending devices.

  • Wired right and tested twice: We double-check every wired connection and run live tests to make sure you’re fully protected before we leave.

  • No guesswork, no shortcuts—just code-compliant work: Every detector we install meets or exceeds Georgia’s current building and fire safety codes.

  • Trusted in Atlanta homes for generations: Our reputation is built on protecting people, not just wiring systems.

Contact Us

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Frequently Asked Questions

Hear From Our Smiling Customers

Lyndsay Wrensen
1 day ago
Amazing, quick, & very professional! Drew was fantastic and I will be sending all my clients to you!!
Pete Pastor
1 day ago
Tim was great . I would like to have him as my tech for all future PM visits. He was on time, professional, and friendly. I feel like I can trust Tim with any issues with my furnace or AC systems.
Norman Hall
2 days ago
Brandon and Garrett did an awesome job replacing the severely rusted gas line to our house. They worked as a team and expertly replaced. They were professional, courteous and certainly knew what they were doing. They are welcome at our house anytime!
Rawd McArthur
2 days ago
Charlie McQueen was our plumber- he did an outstanding job explaining what our problem was and possible causes. He fixed the problem and stayed long enough to make sure everything worked. Very Professional!
Robert Fernandez
2 days ago
Chris was very nice. Addressed problems and ordered parts I needed.
Sonya Wright
2 days ago
Charlie was very professional.
Michelle Hackbardt
2 days ago
Rich is very knowledgeable and professional. He always has an answer and a plan. Very happy. He gladly and easily coordinated with our other tradesman to work our complex issue.
Bessie Chen
3 days ago
Gary was great- knowledgeable, efficient, thorough. Kenny, the commercial hvac dept supervisor is also terrific - gets quotes back quickly, answers my questions promptly and gets things
! I feel like they are on my side!
Richard Carey
3 days ago
I contacted RSAndrews because I was smelling gas from my newly installed furnace. Teyon was quickly able to identify the source of the leak. He did not have the replacement part with him but went and got it from his office and returned within a couple hours and replaced the part. He was very professional and the repair was high quality and fixed the issue. I would highly recommend him for future repairs.
Katherine Jewell
3 days ago
Very professional, thorough. Good tutorial about HVAC. Will ask for him for next maintenance in Fall.
Mike Davis
3 days ago
Travolta was a great technician. On time, courteous, and knowledgeable. He had the trouble figured within 20 minutes of arrival. It took a short while for him to fix both problems. I highly recommend Travon as a technician.
quintin ransom
3 days ago
Very nice and professional it appears that he knows what he’s talking about the work hasn’t been done yet so will give a better review when done
Diane Voyles
3 days ago
Very pleased with installation of my furnace and ac. Trey was great to work with. He explained to me he w to work the thermostat. Very pleased with RS Andrews.
Janelle Cornwall
3 days ago
Excellent service! Within a few minutes of requesting HVAC services to repair my heating system, R.S. Andrews called to schedule a same day appointment. Teyon quickly diagnosed the problem and repaired the system. I highly recommend Teyon and R.S. Andrews for your home maintenance and repair services.
Betty Griffith
3 days ago
Ivan Medina represented RS Andrews in an outstanding fashion. Professional, caring attitude, and so very, very knowledgeable.
Michelle Lawson
4 days ago
Very polite very efficient
Michael Cardi
4 days ago
This is the fourth or fifth time I have used David Stitt for various plumbing needs. The most recent instance involved addressing a condensate pipe for my tankless hot water heater that drained to the outside of the house that would freeze on very cold winter days causing water to back up . After considering a couple of options, David recommended changing the condensate line to a larger diameter pipe. The work was done efficiently and neatly and is working well with no subsequent freezing of the pipe. As always, David is very professional and a pleasure to work with. I highly recommend David Stitt and R.S. Andrews for all your plumbing needs.

    Heater on the fritz? Frustrated with plumbing problems? R.S. Andrews is just a call away!