To directly answer your question: There is no height requirement for EMT. It can be used at any height on the outside of a house. EMT is identified for use in locations where exposed to physical damage but not ‘severe’ physical damage.
Yes this is applicable as EMT conduits installed outdoors is subject to weather conditions and therefore require proper compression fittings. Is it possible to use steel EMT conduit to run wiring from the breaker to the third floor on the exterior of the house?
Outdoor Waterproof Electrical Galvanized Pipe Conduit
This is why Electricians don’t use Romex in wet environments (TROUBLESHOOTING OUTDOOR LIGHTS)
Romex “NM” in Conduit??
Frequently Asked Questions
Is EMT conduit rated for outdoor use?
Electrical Metallic Tubing (EMT) is lightweight steel tubing that is easy to install and can be bent or cut with the appropriate tools. ... This rigid metal conduit is approved for all interior applications but can also be used outside.
Where is EMT conduit not allowed?
EMT shall not be used under the following conditions: Where subject to severe physical damage. For the support of luminaires or other equipment except conduit bodies no larger than the largest trade size of the tubing.
Is EMT weatherproof?
I would not use EMT at all. It is not weatherproof. Those compression couplers (you know, the not-setscrew ones) are not for weatherproofing, they are for better grounds.
Can electrical conduit be used outdoors?
PVC conduit provides protection for electrical work that is buried underground. Out of the many conduit forms available, PVC conduit is considered best for outdoor applications. ... PVC conduit is also used for many electrical requirements. This product is flexible and durable and resists corrosion.
Which is EMT conduit rated for outdoor use?
Is EMT conduit rated for outdoor use? Examples are electrical metallic tubing (EMT), which is lightweight and easy to install; intermediate metallic conduit (IMC), which has a thicker, galvanized wall, making it suitable for outdoor applications; and galvanized rigid conduit (GRC), which is thickest and offers the most protection.
What kind of EMT can be installed in concrete?
(B) Corrosion Protection. Ferrous or nonferrous EMT, elbows, couplings, and fittings shall be permitted to be installed in concrete, in direct contact with the earth, or in areas subject to severe corrosive influences where protected by corrosion protection and approved as suitable for the condition. (C) Wet Locations.
Is it OK to use an EMT outside?
Click to expand... A location may be exposed to the weather, and possibly considered a damp location, but not necessarily considered a wet location. I think that if you look up the definitions of wet and damp locations, it may help to clear this up.