Specification

K-14
ENT (Electrical Non-Metallic Tubing)
Technical Information (cont.)
Approved Uses:
• Concrete slab — NEC
®
Article 362/CEC Section 12-1500
• Walls — wood stud, masonry and metal stud —
NEC
®
Article 362/CEC Section 12-1500
• Ceilings — permanent or dropped (free air only) —
NEC
®
Article 362/CEC Section 12-1500
• Exposed — NEC
®
Article 362/CEC Section 12-1500
• Public assembly — NEC
®
Section 518.4, in non-fire rated
and certain five rated structures
• Prewired — NEC
®
Article 362/CEC Section 12-1500
• Classified by UL 1479 for Through Penetration Firestop Systems in
UL Guide Ca
tegory XHEZ and current UL Fire Resistance Directory
• Three-hour rated floor/ceiling assemble
• Raised floors — NEC
®
Section 645.5(D)(2)
• Exposed or concealed in building above three floors when a fire
sprinkler system is installed in accordance with NFP
A 13 — NEC
®
Section 362.10(2)
• For use in residential attics up to 3 feet above the bottom
of the ceiling joist
• Maximum ambient temperature 140°F (60°C)
Typical Applications:
• Residential: low or high rise — multi or single family
• Commercial: low or high rise — office, retail, hotel/motel,
restaurant,
etc.
• Nursing homes/hospitals in non-patient care areas only
• Schools, classrooms, dormitories, offices
• Fire alarm systems
• Recreational vehicles and parks
• Solar photovoltaic systems
• Marinas and boatyards
• Other uses per the current NEC
®
and CEC
Continued from previous page