Flame King (100159-72 3/8" ID Thermo Rubber RV Slide Out Hose Assembly 3/8" ID Thermo Rubber Hose Assembly including a 3/8" Female Flare on each end 72" Overall Length Maximum Pressure Rating - 350 PSI; Temperature Range : -40 degree Fahrenheit to 140 (-40 degree Celsius to 60 Celsius) Certification - UL569 Used for LP and Natural Gas