Features:
1) 418a won the Chinese Encouragement for Science and Invention in
2000 years and listed as the important environmental protection
technique item by Chinese EPB and was accepted by SNAP plan of
American EPB.
2) It is an alternative replace to R-22 and R-502 which used in the
business air-conditioning, industry cooling, the system of
air-conditioner, transport cooling.
3) It is the last replacement of R-22 and R-502 and good in all the environmental protection characters.
4) It is non-toxicity, non-inflammable.
5) It is the same as R-22 but better than R-502 in the warming
capability.
6) It doesn't need change the main parts and line of the former
refrigeration system for R-22 and R-502.