Why does smoke detector go off

You'll never have reason to change the battery for the duration of the alarm's lifespan. This is especially convenient for property owners who don't necessarily trust their tenants to replace batteries annually. This is also the ultimate in peace of mind when it comes to reassuring a decade's worth of protection for those who may be forgetful! This alarm comes equipped with a mute feature that will silence your alarm in the instance of cooking or shower steam.

This hardwired smoke detector uses an ionization smoke sensor to reliably detect smoke from hot, fast-flaming fires. This alarm comes equipped with a battery backup and a mute button. You won't ever have to worry about alarm failure due to a power outage. The built-in battery provides assurance of maximum coverage. This unit also features the easily accessible battery door and convenient mute feature. These are the standard Smoke Alarms found all over the country and feature an Ionization Smoke Sensor.

These are often utilized for their reliability. Dual Alarms provide excellent protection from both slow and rapid fires alike. Dual-Sensor Smoke and Fire Alarm provides early warning of both flaming and smoldering fires. Additionally, its intelligent sensing technology is designed to cut down on nuisance alarms from cooking smoke or other common false-alarm triggers.

A single button both silences and tests the smoke detector for simple operation. The battery-powered fire detector can be easily installed anywhere without wires. This Smoke Alarm comes equipped with a light to assist you in escaping a fire. The presence of Heavy Smoke often carries the threat of reducing your visibility.

The addition of a light is perfect for revealing your path of escape. These Smoke Alarms were specifically designed for those suffering from a hearing impairment. Featuring a powerful candela strobe light, these smoke alarms meet all of the requirements penned in the Americans with Disabilities Act. The Photoelectric Sensor Smoke Alarm is an eco friendly option that features a completely recyclable battery.

The utilization of Photoelectric Smoke Sensing Technology has been realized and successfully distinguishes between cooking smoke, shower steam and legitimate threats. This unit also features the ever popular means of accessing a mute feature to instantly silence false alarms. The First Alert Tamperproof Lithium Powered Detector was the first available smoke alarm proven to last ten years without battery replacement.

Equipped with dual sensors, this low-profile alarm detects smoke from slow-burning, smoldering fires. Half as thick as a standard alarm, this detector has a slim, contemporary design that mounts unobtrusively on a wall or ceiling.

A built-in year lithium-ion battery provides continuous power, with no need to ever worry about changing the battery during the lifetime of the alarm. First Alert Smoke Alarms.

Shop All Smoke Alarms. First Alert CO Detectors. Shop All Carbon Monoxide Alarms. Shop All Combo Alarms. First Alert Security Safes. Shop All Safes. Other Home Safety Products. Shop All Safety Products. Where should I place my Smoke Alarms? Recommended areas for alarm installation: On every level of your home, including finished attics and basements. Inside every bedroom, especially if people sleep with the door partly or completely closed.

In the hall near every sleeping area. If your home has multiple sleeping areas, install a unit in each. If a hall is more than 40 feet 12 meters long, install a unit at each end. At the top of first-to-second floor stairs.

At the bottom of the basement stairs. When installing on the ceiling, place the alarm as close to the center as possible. In either case, install at least 4 inches mm from where the wall and ceiling meet. Where not to install alarms The following locations should be avoided in smoke or CO alarm installation. Avoid dusty, dirty or greasy areas: garages furnace rooms crawl spaces unfinished attics Avoid combustion particles. Combustion particles form when fuel burns.

Avoid kitchens, garages, and furnace rooms. Keep units at least 20 feet 6 meters away from common sources of combustion particles. In small homes, where meter distance is not possible, place the alarm as far away from fuel-burning sources as possible. Keep the area ventilated to prevent unwanted alarms. Here are common sources of combustion particles in the home: stoves heaters furnaces water heaters space heaters Install at least 5 feet 1. Install your alarm at least 10 feet 3 meters from common sources of humidity: shower bath sauna humidifier vaporizer or diffuser dishwasher laundry room utility room Keep alarms out of direct sunlight.

Avoid turbulent air near ceiling fans or open windows. Blowing air may prevent CO or smoke from reaching the sensors. Insects can clog the openings to the sensing chamber. Install at least 12 in. The lights can interfere with the sensor. Avoid dead air spaces with no air circulation. Dead air spaces may prevent smoke from reaching your alarm. To avoid dead air spaces, follow the installation recommendations below. On ceilings, you should install alarms as close to the center of the ceiling as possible.

If this is not possible, install the alarm at least 4 inches mm from the wall or corner. If you take a hot shower, the steam from the hot shower can, in some cases, cause false positives. The steam from the shower can block the flow of the current, just as smoke does.

You want the smoke detector to be near the kitchen, because often when you cook, smoke happens. Another common cause is the volatile organic compounds in paints or other chemical treatments in the house.

Some of them can set off these alarms as well. It just depends on how the sensor is tuned. Most new sensors are pretty well tuned. It emits alpha particles, which you can think of as little bullets. These little bullets come out of the source and hit air molecules to break them apart. When that happens, some broken pieces will be positively charged, and others will be negatively charged. If your smoke alarms go off, assume there is a fire, and implement your family safety plan.

That can make it maddening to figure out which one started the problem. Fair warning: Moving all that debris around can cause the alarm to sound again. For example:. If you have questions or concerns about your smoke alarms, give us a call today!

Step 2: Reset the misbehaving smoke alarm. If pressing the smoke alarm reset switch stops the madness, go to step 3. Trying pressing the reset switch on every unit until the alarms stop.