Southwire Romex SIMpull 25-ft 14 / 3 Solid Indoor Non-Metallic WireSouthwire's Romex SIMpull type NM B may be used for both exposed and concealed work in normally dry locations at temperatures not to exceed 90C. Southwire's Romex SIMpull type NM B may be used for both exposed and concealed work in normally dry locations at temperatures not to exceed 90C NM B cable is primarily used in residential wiring as branch circuits for outlets, switches, and other loads Southwire's SIMpull designed for easier pulling,