Based on your question, here are a few relevant results from my PriceCheck search: - Gas R134A 1KG is available for R350. This should be a good match for the 800g amount you asked about. R134A is the standard refrigerant gas used in car air conditioners. - Air Conditioning and Refrigeration Engineering is available for R3848 and Air Conditioning And Refrigeration Engineering Paperback is available for R1825. These may be useful if you're looking to do repairs yourself. Let me know if you need any other details on these options or have additional questions! I'm still learning, so my search results may not contain everything, but I aim to help narrow it down.