cold air return

[domnic]

Can i run romex through a cold air return in a single story one family home? code section please.

 

[mdshunk]

Horizontally only. ...check that; perpendicular I should say.

 

[ryan_618]

Can i run romex through a cold air return in a single story one family home? code section please.

300.22(C).

 

[raider1]

To add to what the others have already stated, specifically look at the exception to 300.22(C).

Chris