Is r134 the same as Freon?
Is r134 the same as Freon? Note that R134a is also sometimes called “Freon,” even labeled as such on the can, so it's best to be clear and use the names R12 and R134a. R134a systems operate at higher discharge-side pressures than R12, which can cause compressor seals to leak. Bottom line, R134a simply doesn't cool as well as R12. Can I mix 12a with 134A? You should NEVER mix refrigerants or mix incompatible oils. Putting a 12a refrigerant into a system that had R134a, without a complete and thorough flush of ALL components, and purge of the flush chemical,...