R ROVERTON New member Jan 6, 2011 #1 What is the actual ratio fill for low voltage wiring in schedule 40 pvc 40% or is it 70%?
don_resqcapt19 Moderator Staff member Location Illinois Occupation retired electrician Jan 6, 2011 #2 If it is an Article 725 installation see 725.3(A) if it is an Article 800 installation see 800.110.
