MEC | sku: 124041 Mec 120 In. Regulator Vent Relo Kit The MEC Flex-Vent provides a safe and easy solution to vent LP Gas regulators away from open sources of ignition or other potential fire hazards. Meets all requirements of the new flexible material allowance in the 2011 NFPA-58, section 5.8.3.1 (3)... Log in for pricing