where does it state that fire alarm wire has to be supported every 4 feet
M mountainmanjimmy3 New member Mar 23, 2007 #1 where does it state that fire alarm wire has to be supported every 4 feet
L lowryder88h Senior Member Location Massachusetts Mar 23, 2007 #3 fire alarm cable fire alarm cable NEC 2005, 760.52(B)(1) maybe what your looking for??