R414B, 28 oz. Can, Kit Replace Recharge Refrigerant HVAC & Refrigeration kit

Gregoriou Brothers Refrigeration Since 1979 Frosty-Freeze R414B, Replaces R12, R401A, R401B, R409A, R416A, R420A, &R500 Refrigerant, R414b Refrigerant R-414B R414b Replaces R12, R401A, R401B, R409A, R416A, R420A, & R500, 28 oz. Refrigeration R-414B Refrigerant Recharge Kit (1) 28 oz. Can of Refrigerant R-414B 1/4" male fitting on top with internal valve core. Includes top-mount on/off valve with 1/4" male flare hose connection. Check and Charge It Gauge! (1) 36' Chargimg hose. This can contains 28 oz., which is almost 2 lbs. of refrigerant gas. (Note: 16 oz. Equals 1 Lb.) The operating characteristics you need.  R414b almost exactly duplicates the operating characteristics of R-12.  Use it for low, medium, and high temperatures.  Use it in autos, aircraft, and boats.  Use it in air-conditioning and refrigeration systems—anywhere you used to use R-12.  With R414b, there is simply no need to inventory multiple gasses. No systems modi