Electrical Outlet Height /Garage

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kevy1

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I have search the forum for the correct answer
but no one is sure.
What is the height requirement for an electrical outlet in the garage?
 
Re: Electrical Outlet Height /Garage

Commercial or Residential?

Anywhere within reason for a residential garage (a floor recetpacle might cause some debate).

A commercial garage may be considered a hazardous location near the floor, so keeping them above 18" is the easiest thing to do.

Steve
 
Re: Electrical Outlet Height /Garage

Thanks for the reply the question is for a residential garage.
Is there no code written for outlet height in a residential garage ?
 
Re: Electrical Outlet Height /Garage

This is a very misapplied area. There is no requirement in a residential garage. Some people say that there is a requirement in the mechanical code that addresses this, but again, it is misapplication.

Put them wherever you want.
 
Re: Electrical Outlet Height /Garage

Kevy1:
Are you referring to a switch or receptacle outlet?
:)
Well anyway there is no height requirement.
But for receptacles, put them at 4'6" this way they will be above the top of a 4x8 sheet of plywood leaning against the wall....
GFCI is required unless for dedicated appilance such as a refrigerator, this would be a single rect, and have to marked as such on the rough in for the AHJ to know.
 
Re: Electrical Outlet Height /Garage

OK, any receptacles in a garage have to be GFCI protected.A floor receptacle is fine after all it`s in a dry location and as long as it`s GFI`D then code compliant.1 last thought the receptacle has to be out of the way of physical damage.A floor box with a bollards around it LOL
 
Re: Electrical Outlet Height /Garage

300.5 D I think says it has to be rated for a wet location ( underground) so it would have to be UF.
 
Re: Electrical Outlet Height /Garage

If you install an outlet less than 18" in a garage, regardless of residential or commercial, you will have to install EY(Explosion Proof)fittings. Read NEC 505-9(c) Class I Zone 2. The reasoning is that should you spill gasoline or other flammable liquids, the vapors will dissipate before reaching the 18" mark. Look at all GAS water heaters and you will see that they are all installed on 18" minimum platforms.
 
Re: Electrical Outlet Height /Garage

Somewhere in the mechanical code there is a phrase "no arcing devices below 18 in." This eliminates an electric water heater, that has a thermostat at 12 in., from floor mounting.
 
Re: Electrical Outlet Height /Garage

A single receptacle in a garage for a appliance that is not easily moved does not need GFCI protection in a garage , and receptacles in the ceiling do not need GFCI protection , such as the outlets for door openers.
 
Re: Electrical Outlet Height /Garage

duplex for freezer is okay. as far as height, platforms for electrical appliances are not required. in fact, haven't seen freezer platform yet. Have not seen ul floor outlet for garage yet. conflicting requirements. If hazardous plugs needed below 18", then need 4 hour wall between house and garage (H occupancy), if even allowed.
 
Re: Electrical Outlet Height /Garage

I disagree that a duplex is ok for "just a freezer", because it serves only one appliance.

[ April 01, 2004, 09:23 PM: Message edited by: drg ]
 
Re: Electrical Outlet Height /Garage

"duplex for freezer is okay."
Please cite the code rule that allows this.
 
Re: Electrical Outlet Height /Garage

Residential garages are considered "Ordinary", that is, they are not classified.
If they were, we would never be allowed to have a freezer or refigerator in a garage!

There are other codes that require ignition sources of certain appliances to be 18" above the floor.
Maybe this is what helps to confuse the issue?

[ April 01, 2004, 11:38 PM: Message edited by: websparky ]
 
Re: Electrical Outlet Height /Garage

tom: in 210 the receptacle behind the freezer is "not readily accessible" and is is not defined as either single or duplex as is the exception for the washer/dryer. 99nec
 
Re: Electrical Outlet Height /Garage

Originally posted by bennie:
Somewhere in the mechanical code there is a phrase "no arcing devices below 18 in." This eliminates an electric water heater, that has a thermostat at 12 in., from floor mounting.
Bennie: The mechanical code says "appliacnes containing a source of ignition". The term "appliance" is defined in the IMC and does not include a receptacle outlet. Again...very misapplied.
 
Re: Electrical Outlet Height /Garage

In this state, all receptacles are at 18 inches minimum. The cord cap, on the appliance, has been ruled a source of ignition if removed or installed under load.
 
Re: Electrical Outlet Height /Garage

I've often wondered why a water heater in a residential garage is required to be up on a 18" high platform, but a gas clothes dryer is not. When in operation, a typical dryer shoots a huge open flame down a metal funnel just inches from the floor. I guess the theory is that people will have the good sense not to use the dryer if they smell gas fumes in the garage. :roll:

Gary
 
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