Patented five-layer Greenshield™ barrier technology keeps fuel out of the environment, while delivering peak fuel efficiency Heat-, oil-, ozone- and abrasion-resistant cover Non-submersible fuel line types meet EPA 40 CFR 1051.110 and CARB E.O. #Q-09-019 requirements for low-permeation fuel lines Submersible fuel line types exceed SAE J30R14T1 requirements ONLY submersible fuel line styles are suitable for in-tank use; DO NOT use fuel injection or carburetor fuel line for applications that require the fuel line be submersed in gasoline Fuel-injection fuel line is recommended for all fuel-injection applications Carburetor fuel line is not for use with pressurized fuel line applications, fuel-injection systems or cooling system applications Fuel injection and carburetor fuel line sold in 25’ rolls and 2’ lengths Submersible fuel line sold in 1’ lengths