How far can you run flexible conduit?

How far can you run flexible conduit? 2 Answers. You can install Liquidtight Flexible Nonmetallic Conduit (LFNC) in lengths longer than 6′ (1.8m), but only if it is securely fastened at intervals less than 3′ (900 mm), and within 12″ (300 mm) of boxes and fittings. How long can I run flexible conduit? There are … Continue reading How far can you run flexible conduit?