Having the best aircon filter driers is a must! These auto AC tools remove any dirt, particles, metals, or chips. In some circumstances, the filter is also referred to as a strainer. It is critical that these particles are screened and do not enter the metering equipment. It might clog the refrigerant passage flow in the expansion valve, causing the system to malfunction.
It removes the moisture from the refrigerant and acts as a dehydrator. Moisture can accumulate sludge and formation of acid so getting filter driers will prolong the lifespan of your unit.