While the cost of maintenance of the air conditioning, the new generation is higher than from the complexity of the system and the safety issue of refrigerants. , As a result, consumers could still choose to repair and use air conditioning because the old refrigerant R22 can still be imported until the year 2567 also, consumers can also retrofit air conditioners using alternative refrigerants R401a, and aside from the R32 forms such as R407c, etc.
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