Routing Solar Conduit Through Attics

Of space below the roof deck and is easily accessible for the future solar installer.

Routing solar conduit through attics.

We have literally hundreds of good photos. Ensure there are three or fewer 90 degree turns from the attic to the designated 4 ftx 4 ft plywood area or provide for accessible pull boxes as required by the national electric code. The remotely activated disconnect could also sit outside the attic closer to the array if that is more practical. Ensure the conduit location in the attic provides at least 18 in.

Run the wiring conduit through the home so that the overall length of the conduit is minimized. 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. Familiarize yourself with the footing situation. Wiring between the roof installation and the inverter runs in metal conduit through the attic and into the garage.

I was also under the impression that if wiring is in an attic space that it may need to be derated because it can get very hot up there. Connect flex to the bottom of that pipe. Get over to the wall above the panel or as close as possible then get outside under the eave and run down the wall with emt. Whenever i do attic wiring i remove the insulation and staple it to the ceiling joist.

With a flashlight examine the attic and locate the path that you will use to run the wire between the two locations. Wrap a conduit strap around the conduit and screw it to the house to secure the conduit. Check out our website photo gallery if you want to see more. Get down into the attic with a short piece of pipe through the roof with a pullbox on top.

A note on conduit. Climb through the attic access using a ladder if necessary and look into the attic space. If this meets code then i will be running attic wiring in this manner from now on. Conduit runs are hidden under the panels and inside attics not run over the top of the roof.

Inside the attic resides a remotely activated switch within 5 ft of where the conduit enters. Occasionally due to attic configuration or other challenges some visible conduit is unavoidable.