Type Rwa Reduced Wall Aluminum Flexible Conduit, 5/16" Applications Alflex Type RWA (Reduced Wall Aluminum) Flexible Metal Conduit is suitable for the following installations: Environmental air-handling spaces per NEC 300.22(C) Power and lighting branch circuit conductors and cables for connecting receptacles, luminaires, equipment, office partitions, etc. Metal raceway for wires and cables per NEC (ANSI/NFPA-70) Article 348 Motor feeder, branch, and control circuit conductors and cables Class 1, Class 2, Class 3 Remote-control, signaling, and power-limited circuit conductors and cables Fire alarm system conductors and cables of power-limited or non-power-limited fire alarm circuits Voice, data, communications and video cables including CATV and optical fiber cables Concealed or exposed installations per NEC Article 348 and the applicable NEC provisions Elevators, hoistways, and escalators per NEC 620.21 As a grounding conductor for lengths up to 6 feet (20A max) as per 2005 NEC 250.118(5) Electric signs and outline lighting per NEC 600.7, 600.31 (1000 volts or less), and 600.32 (>1000 volts) Hazardous location, Class 1, Div. 2, for flexible connectors only per 2005 NEC 501.10(B)(2) & 501.30(B) UL 1, 2, & 3 Hour Through-Penetration Firestop Sytems: C-AJ-1462, C-AJ-1463, C-AJ-1464, W-L-1308, and W-L-1309. Specifications UL Listed per UL 1, Standard for Safety for Flexible Metal Conduit, ANSI/UL-1. Meets federal specification WW-C-566c NEC Type Designation - Article 348, Type FMC (flexible metal conduit). Construction Alflex Type RWA is manufactured with a lightweight, high strength aluminum alloy. Metal strip is helically formed into continuously interlocked flexible metal conduit that can withstand impact and crushing forces. Click for Product Specifications 17.00 L. 10.25 W. 10.25 H.