It will be easier to repair wires if there is a short in the line.
Conduits necessary in the attic.
When there is no flooring to walk on other than the edges of the trusses consider.
Venting a homes attic is a very important best building practices will say 50 at the ridge and 50 at the soffits unobstructed.
Emt conduit is lightweight easy to bend and is used within the walls.
Imc conduit is a thicker conduit that is galvanized making it a great choice for outdoor installations.
As a certified licensed home inspector it is not correct to say too much ventilation is bad for an attic unless rain moisture is getting in.
Conduit also protects your wires from exposed surfaces such as rough bricks in a basement.
A favorite target of electrical inspectors is the improper use of non metallic cable nm in exposed locations such as basement foundation walls or along the face of studs and joists in unfinished framed spaces.
Water heaters can lights and attic vents are great examples of typical flexible conduit installation.
The national electrical code which is the basis for all local building codes has specific regulations for installing electrical wires so that they are protected from damage.
It also is easily damaged unlike imc or rigid conduit.
Using conduits will ensure that your wires are kept together.
I m building a new home outside the city limits in liberty county in texas my electrician ran the main power feed wire from the meter through the exterior wall up into the attic and down into the breaker panel without any conduit.
This prevents hot air from seeping into your home and driving up the temperature in the living space which reduces the load on your air conditioner.
This is also a good choice for exposed walls in basements garages outbuildings and areas the conduit can be hit or damaged.
Attic ventilation fans help cool air your attic by pushing out the stifling hot air from inside the attic and bringing in cool air from outside.
With a flashlight examine the attic and locate the path that you will use to run the wire between the two locations.
Do not use mechanical means electric attic fans.