Electrical · San Antonio, TX

Smoke & CO Detector Installation
in San Antonio, TX

When one alarm sounds, they should all sound. We install hardwired, interconnected smoke and CO detectors throughout San Antonio homes — the coverage code requires and safety demands.

Licensed & Insured
Flat-Rate, Written First
Local to Bexar County
Request Detector Install Fast reply across San Antonio — usually same day.

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Smoke & CO Detector Installation by Moorhead Service Company in San Antonio, TX Hardwired + interconnected
The Quiet Essential

When One Sounds, They All Should

Battery alarms scattered around the house are better than nothing, but hardwired, interconnected detectors are the real protection — when one senses smoke or CO, every alarm in the San Antonio home goes off at once.

We install whole-home coverage to current code, including the CO protection gas and attached-garage homes need.

Call (830) 587-5790

Smoke & CO Detectors in San Antonio

Not glamorous, genuinely life-saving. Here is what whole-home detection involves in San Antonio.

Hardwired and Interconnected

Interconnected detectors all sound together, so an alarm in the garage wakes you in the back bedroom — the difference that matters most at night. We hardwire them with battery backup throughout the San Antonio home.

CO Where You Need It

Carbon monoxide protection matters in homes with gas appliances, a furnace, or an attached garage. We place CO detection correctly so it catches a leak — including from that cracked heat exchanger we check on heating calls.

Whole-Home Coverage to Code

Code specifies detectors in and outside every sleeping area and on each level. We install full coverage and document it — important for safety, insurance, and resale on a San Antonio home.

Why San Antonio Homes in Particular

Bexar County hard water scales up evaporator coils and shortens equipment life. The clay soil moves with the seasons and shakes ductwork loose in the attic. And a San Antonio attic in July clears 140 degrees, which is exactly the condition that kills a run capacitor — the single most common AC failure we see. We carry capacitors on the truck in three ratings so that repair finishes the same visit.

Smoke & CO Detector Installation Pricing in San Antonio

ServiceNotesPrice
Smoke + CO detectorsHardwired, interconnected, whole home$450–$900

All prices flat-rate, all-in, written and approved before work starts. No travel surcharge for San Antonio.

Moorhead smoke & co detector installation job near San Antonio
Real Moorhead work
Smoke & CO Detector Installation in Bexar County
Licensed & local
Moorhead Service Company van on a San Antonio call
On the truck, in your neighborhood
Where We Work

Smoke & CO Detector Installation Across San Antonio

From the historic homes inside Loop 410 to the new builds past 1604, we run calls across the San Antonio metro every week. A few of the areas we cover:

Alamo Heights
Terrell Hills
Olmos Park
Monte Vista
King William
Southtown
Stone Oak
Alamo Ranch
Shavano Park
Castle Hills
Mahncke Park
Hollywood Park
Converse
Live Oak
Universal City
Helotes
Straight Answers

Smoke & CO Detector Installation in San Antonio — Questions

A hardwired, interconnected whole-home install runs $450 to $900 depending on the size of the home and the number of units, flat-rate and in writing first. No surcharge for San Antonio.
Because when one senses smoke or CO, they all sound — so an alarm at the far end of the San Antonio house still wakes you. That head start is what saves lives at night.
If you have gas appliances, a furnace, or an attached garage, yes. CO is odorless, and a cracked heat exchanger or a running car can be deadly. We place detection where it will catch it.
Code calls for them in and outside each sleeping area and on every level. We install full San Antonio coverage to code and document it for insurance and resale.
Customer Reviews

What San Antonio Customers Say

5.0★  ·  457 Google reviews

“We bought a 1940s home in Monte Vista and the panel was a Federal Pacific our insurance would not touch. Justin's crew swapped it, pulled the permit, and explained everything in plain English. Felt like dealing with a neighbor, not a salesman.”

Rebecca T.
San Antonio, TX

“Called three places when the upstairs of our house would not cool. Moorhead was the only one who measured the load instead of just quoting a new system. Ended up being a zoning fix for a fraction of the price. Honest people.”

Marcus V.
San Antonio, TX

“Called three places when the upstairs of our house would not cool. Moorhead was the only one who measured the load instead of just quoting a new system. Ended up being a zoning fix for a fraction of the price. Honest people.”

Marcus V.
San Antonio, TX
See All 457 Reviews on Google
More in San Antonio

Other Services We Offer in San Antonio

Book Online

Request Detector Install in San Antonio

Tell us what the system's doing and we'll get right back to you — usually same day, anywhere in San Antonio. Prefer to talk? Call (830) 587-5790, day or night.

By submitting this form and signing up for texts, you consent to receive messages from Moorhead Service Company at the provided number, including messages sent via auto-dialer. Consent is not a condition of purchase. Msg & data rates may apply. Msg frequency varies. Unsubscribe at any time by replying STOP or clicking the unsubscribe link (where available). For help, reply HELP. Information will not be shared with third parties for marketing or promotional purposes. Privacy Policy & Terms of Condition

Protect Your San Antonio Home

Hardwired, interconnected smoke and CO detection.