Make Gigabit network connections using this high quality plenum rated Cat6 Cable. The WIRC6CMPGRY Cat6 Plenum Bulk Cable (1000 ft) meets or exceeds all Category 6 cable specifications to ensure reliable Gigabit network connections, and features a foot-marked jacket that enables you to measure your cable runs to your exact installation requirements. Also, the gray PVC jacket enables you to color code your drops as needed for a more organized installation. Constructed of only top quality materials, the WIRC6CMPGRY delivers reliable performance and is backed by our Lifetime Warranty. Plenum Rated This Category 6 cable has been tested for CMP (FT6) plenum-ratings, and is ideal for installation in air plenums, ducts, walls, conduit, ceilings, etc. where CMP fire rating is required. 100% Copper - a better value StarTech.com Cat6 cables are manufactured using high-quality copper conductors. While many cable manufacturers offer a "cheaper" cable, based on a copper-coated aluminum core, we make no compromises on quality to ensure you receive top value and performance for your network cable investment. 23 AWG Wire This Cat6 cable is constructed with 23 gauge copper wire, to support a broad range of Ethernet applications such as Power over Ethernet (PoE). Because we use a high quality copper wire, our cables easily sustain the power required for Power over Ethernet applications, whereas the inferior quality offered by copper-coated aluminum cables may be subject to insufficient power delivery, heat buildup, equipment damage and potentially, fire.