Flame King (100395-72 72" RV Dual Quick Connect Hose 1/4" ID Thermo Plastic Hose Assembly including a 1/4" Model 250 Male Quick Disconnect Plug x 1/4" Model 250 Female Quick Disconnect 72" Overall Length Maximum Pressure Rating - 1/2 PSI; Temperature Range : -40 degree Fahrenheit to 140 (-40 degree Celsius to 60 Celsius) Certification - CSA/CGA 8.3 Used for LP Gas Only