Color-Coded Enviro-Guard Hose for R-134A, 3 pc Robinair 96 inch Set Of Three Color-Coded Enviro-Guard Hoses for R-134A are built for long life and dependability. A strong, six-sided crimp provides a reliable connection between the hose and barb, even at maximum pressure. The coupler nuts are deeply knurled for quick finger-tightening. Enviro-Guard hoses are ideal for high pressure applications. The 96 inch hose set is color coded in red yellow and blue. It meets all specifications for low permeation construction. Its clearly marked for R-134a; 740 psi working pressure and 3700 psi burst pressure . Premium refrigerant charging hoses are built for long life and dependability . A strong six-sided crimp provides a reliable connection between the hose and barb even at maximum pressure . The coupler nuts are deeply knurled for quick finger-tightening . 96 inch hose set color coded in red yellow and blue . 740 psi working pressure and 3700 psi burst pressure 60096 No -