Device for detecting smoke and/or fire.

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2answers
31 views

Efficient way to test smoke detectors

I just got done wiring boxes for my hardwired smoke detector system and am about to start installing detectors. When testing in the end, I heard they sell some test aerosol spray which is the ...
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1answer
119 views

How can I tell where water is leaking from?

I live in Wyoming and for the past few days we had below zero temperatures and tons of snow. Many people reported pipes breaking but we seemed to be fine. Today it also warmed up a bunch to around the ...
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1answer
34 views

Finding and installing a carbon monoxide/natural gas detector

I am looking at installing a carbon monoxide and natural gas detector on the ceiling of my house. I cannot find one device that combines both types of detection and that is supposed to be mounted in ...
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0answers
25 views

Smoke detector giving false alerts

At home, we have two smoke detectors: one on the ground floor and one on the first floor. The problem is that the one at the first floor gives a lot of false alerts (and the one at the ground floor ...
2
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2answers
118 views

Do modern energy saving light bulbs class as “fluorescent lighting”?

I am about to replace an ageing smoke alarm. The current one is battery powered, but I was thinking that it might be good to replace it with a mains powered one (no need to change battery, cannot be ...
15
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4answers
3k views

How do I choose between ionization and photoelectric smoke alarms?

I need to change my smoke detectors but I don't know how to choose between ionization and photoelectric smoke alarms. I guess that there are pros and cons to choose one or the other. Should I buy a ...
0
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1answer
63 views

How can I safely test my (optical) smoke alarm?

My landlord has recently reinstalled my smoke alarm. It is labelled on the smoke alarm as an "Optical" type. The smoke alarm appears to be working - it's powered by both mains electricity and battery ...
0
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1answer
113 views

Can I upgrade my hardwired smoke detector in apartment without triggering central alarm? [closed]

I'm living in an apartment building and would like to upgrade one of two detectors in my apartment from an older hardwired detector to the new Nest Protect. I purchased the battery-operated version ...
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5answers
1k views

What besides smoke might trigger a hardwired smoke detector?

Sometimes my hardwired smoke alarm goes off for a few seconds for no apparent reason. For example I am not cooking or burning any substance. It is 3 years old and has a new battery. Other than ...
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1answer
246 views

What would cause a hardwired smoke alarm to give one short beep when appliances are turned on?

I have hard wired smoke detectors. I've noticed that when I plug my tablet into a power strip connected to an outlet in my living room it caused the upstairs detector to emit a quick beep. I now ...
6
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8answers
5k views

Why does my smoke detector chirp when my bathroom lights are turned on?

We have an wired smoke detector that is right outside a bathroom. Often, when we turn on the lights in the bathroom, the smoke alarm will chirp. The bathroom used to have a fixture with 4 40-watt ...
2
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2answers
814 views

Should a fire alarm be installed in the attic?

I installed hard-wired and interconnected smoke alarms through the house. I wondered, though, if a fire spread through my attic I might not know about it until the ceiling or roof collapsed. Should I ...
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2answers
6k views

What should I do about water dripping into my smoke detector from the attic after a heavy rain?

I live in the Midwest of the United States, and we not-too-rarely get a large amount of rain coming down at one time both in the spring and sometimes in the fall. Last night was no different (aside ...
11
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1answer
327 views

What happens when you test a smoke detector?

When you press the test button on a smoke detector it obviously beeps, but I'm assuming it doesn't just test the speaker. So, how does the test work? I can't see a practical way to release smoke ...
2
votes
2answers
1k views

What to do with these tiny exposed wires?

We discovered a non-functional smoke detector that's hard-wired into the electrical system of the house we recently bought. I removed the smoke detector and am replacing it with a battery operated ...
5
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1answer
685 views

What's the signalling voltage on hardwire smoke detectors? Mix and match?

What is the signalling voltage on hardwire smoke detectors? Is it acceptable to mix brands? Is it acceptable to have detectors on different electrical circuits, connected only with an interconnect ...
6
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2answers
2k views

If I do not have any fuel burning devices, do I need a carbon monoxide detector?

Is there any reason that a home without any fuel burning devices would need a carbon-monoxide detector?
4
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2answers
304 views

How can I install a wired smoke detector without compromising the fire rated sheetrock?

We have a connected garage with a bedroom above. It has proper fire rated sheetrock and a fire rated door. We use it for storage (including some paint and other normal chemicals). For this reason ...
8
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2answers
1k views

Where should smoke detectors be located?

In the past, you might have a smoke detector on every floor outside of a bedroom. Now you see a separate smoke detector in each bedroom. Should there also be a detector outside of the bedrooms? What ...
6
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2answers
494 views

Can I replace an electric smoke detector with a combo smoke and carbon monoxide detector?

My house has electric smoke detectors wired into an ADT alarm system. I'm not using the alarm system but the smoke detectors seem to work anyway. I'd like to have carbon monoxide detectors too. Can ...
4
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1answer
861 views

How do I cap the wires in this electric smoke alarm?

I want to cap these wires with a wire nut so that I can stuff them back up in the ceiling and install a regular, battery-powered smoke alarm. What wires get capped and do I need to do anything with ...
4
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5answers
4k views

Why are my smoke detectors going off when I cook?

Seems like every time we cook anything in the oven the fire alarms (in-home system, all connected) go berzerk. is there any way to make them "less sensitive"? We do blow/vaccuum them out gently here ...
6
votes
1answer
805 views

Is it OK to mount a smoke detector vertically?

In my basement I have several lolly columns attached to wooden beams that are supporting the floor joists. On one of these wooden beams I have attached a smoke detector vertically on the side of the ...
3
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1answer
307 views

What do I need to do to safely reconnect an A/C-powered smoke detector?

In an unfortunate incident, the plastic plug for one of my A/C-powered smoke detectors became detached from the wires coming out of the ceiling. My ceiling now looks like so (click for full size): ...
4
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1answer
689 views

What could cause the battery in a smoke detector to heat up?

One of my smoke detectors was chirping and when I removed the 9V battery, I found it was hot. In fact, it was making a 'cooking' sound. Was it the smoke detector causing the battery to cook itself ...