Question: 12 oz of r134a is how many lbs?
Answer: Today when we speak of 1 pound of refrigerant that amount is equal to 16 ounces. When we speak of 1 can of refrigerant that is an amount that is equal 12 ounces. When recharging with a charging station or with a 30lb cylinder and an electronic scale, you need to add 2oz to the system capacity specification.