Flexible Non Metallic Conduit Uses

You can use a liquid tight flexible nonmetallic conduit for areas that are wet damp and where a fire is most likely to develop.

Flexible non metallic conduit uses.

It is primarily used in places where a rigid conduit would be difficult to install as the flexible conduit will bend. Larger sizes available in non continuous lengths on reels. Imc conduit is a thicker conduit that is galvanized making it a great choice for outdoor installations. Although flexible conduits are easier to work with than rigid conduits it offers less protection for the conductors it carries.

1 subject to physical damage sec. Water heaters can lights and attic vents are great examples of typical flexible conduit installation. What uses are not permitted by the nec for liquidtight flexible nonmetallic conduit. Metal or plastic boxes can be used with nonmetallic conduit.

In basements or cxrawl spaces where moisture in building interiors is a concern. See nmlt connectors for further information. Grommets for flexible plastic conduit. Outdoor flexible nonmetallic tubing is strong watertight non corrosive and weighs less.

It also is easily damaged unlike imc or rigid conduit. Emt conduit is lightweight easy to bend and is used within the walls. Flexible non metallic conduit type lfnc b non metallic conduit is a versatile product that has a variety of applications for indoor and outdoor locations. On the other hand the locations where fmc is not permitted are much more specific.

Attach conduit to a knockout in an outlet box or enclosure. What uses does the nec permit and forbid for flexible metal conduit. Liquidtight flexible nonmetallic conduit lfnc the safest among all the flexible electrical conduits invented the liquid tight flexible nonmetallic conduit is both flame resistant and water resistant. Adapters for flexible plastic conduit.

Non metallic conduit is used in fixture whips data centers electric signs and outdoor lighting hvac pool and spas and locations with exposure to sunlight and weather conditions and more. According to 348 10 of the 2011 nec flexible metal conduit fmc is permitted in exposed or concealed locations. Suitable for use with nonmetallic fittings marked for fnmc b or lfnc b for liquidtight flexible nonmetallic conduit type b or with standard metal liquidtight fittings. Always run a ground wire when using pvc conduit.

Some code compliant pvc fittings can be used with ent inside walls floors some ceilings or encased in concrete. 2 the ambient temperature and or conductor temperature is in excess of its listing. Ent lfnc liquid tight non metallic flexible conduit flexible plastic conduit in attics up to three feet above the bottom of ceiling joists. Continuous lengths on reels available in 1 2 and 3 4 diameters only.