Air-conditioning systems today have a smaller refrigerant charge than those of the past. A 3-ounce leak represents about 20% of the capacity of a typical system.

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Modern air-conditioning systems are designed to be more efficient and environmentally friendly, which includes using less refrigerant. A 3-ounce leak being about 20% of the capacity indicates a smaller total refrigerant charge compared to older systems.

Air-Conditioning Systems Today Have a Smaller Refrigerant Charge Than Those