SMOKE DETECTORS

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sjspad

Member
Location
Vermont
Occupation
Electrician
Re: SMOKE DETECTORS

Here in vt we are req to install the smokes in every bedroom and outside the bedroom.I am not aware of any spec for distance away from the bedroom.If outside the bedroom is a hallway i would say any place within that hall would be fine.I would check with your local inspector about this.There may be info in NFPA 78 .Also the spec sheet that comes with the smokes are very helpful.We are also req to interconnect them all and have battery back-up.
 

sjspad

Member
Location
Vermont
Occupation
Electrician
Re: SMOKE DETECTORS

let me clear up one item, If there are 3 bedrooms connected to a common hallway than 1 smokes should be ok to cover all 3 bedrooms.If one of the bedrooms is located at the end of the hall from the others than 2 may be needed depending on the length of the hall.
 

landelectric

Member
Location
Colorado
Re: SMOKE DETECTORS

Here in Colorado, we Use the Uniform Building Code requiring a smoke INSIDE all bedrooms, OUTSIDE all bedrooms, and on each floor. They must be interconnected and, have a battery backup.

Even a very small house might end up with 5 or 6 smokes under the UBC code.

Eric Land
 

Nick

Senior Member
Re: SMOKE DETECTORS

Grand Wazzoo,
Cool Name!

grandwazoo.gif
 

luke warmwater

Senior Member
Re: SMOKE DETECTORS

here, the hallway smokes must be within 10 feet of a bedroom. So, many times we will have 2 in the second floor hallway. All smokes must be no closer than 3ft. to a cold air return.
 

hurk27

Senior Member
Re: SMOKE DETECTORS

Does anyone look at the manufactures instruction's?
One in every bedroom
one outside sleeping areas
one on each full floor(the one that is in the hall-way can serve as this one)
and even one on a half floor if it has doors that can be shut just look on a box it even has a diagram to follow.
 

tim

Senior Member
Re: SMOKE DETECTORS

Wouldn't the manufactuer try to sell you as many smokes as possible? Seriously though, One in each bedroom, one on each level, and one within 15 ft of all bedrooms. All tied together with battery backup.
 

hurk27

Senior Member
Re: SMOKE DETECTORS

We Have to:

110.3 Examination, Identification, Installation, and Use of Equipment.

(B) Installation and Use. Listed or labeled equipment shall be installed and used in accordance with any instructions included in the listing or labeling.
 

don_resqcapt19

Moderator
Staff member
Location
Illinois
Occupation
retired electrician
Re: SMOKE DETECTORS

Hurk,
That type of instruction is not a "listing and labeling instruction" and 110.3(B) does not require that you make installations according to manufacturer's recommendations. That instruction is a marketing device designed to increase the profit for the manufacturer. That being said there are some codes that require the same thing as the manufacturer's instructions and if these codes apply in your area, then the code rule must be complied with.
Don
 

hank hill

Member
Location
Texas
Re: SMOKE DETECTORS

NFPA 72 Section 2-2.1.1.1 Smaoke alarms shall be installed outside of each sleeping area in the immediate vicinity of the bedrooms and on each additional story of the family dwelling unit, including basements and excluding crawl spaces and unfinished attics. In new construction a smoke alarm shall also be installed in each sleeping room.

Hank Hill
 
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