The ProFlex FlakJacket™ PFARCT-3475 is an arc-resistant corrugated stainless steel tubing (CSST) designed for flexible gas piping systems. Constructed from 304 stainless steel, this 3/4-inch nominal size tubing features an inner diameter of 0.780 inches and is supplied in a 75-foot coil. It is encased in a carbon-filled black polyethylene FlakJacket™ that is UV-resistant and engineered to dissipate electrical energy from lightning strikes or electrical faults, preventing perforation and gas leaks. This arc-resistant jacket provides electrical protection equivalent to or greater than direct bonding. The system is suitable for natural gas and propane applications, operating at a maximum pressure of 5 PSI within a temperature range of -20°F to 200°F (-28°C to 93°C). It complies with the National Fuel Gas Code (NFPA 54), IAPMO, ICC Codes, and is listed to ANSI/LC1 and CSA 6.26 standards. Installation must be performed by a qualified profe