最终规则对许多制冷用途设定150的全球变暖潜能值（GWP）限值，对空调和热泵设定700的限值；拟议规则将泄漏维修要求适用于氢氟碳化物（HFC）。
【英文原文】
原标题：EPA Announces Final and Proposed Rules Under AIM Act
Final rule rule sets GWP limits of 150 for many refrigeration uses, and 700 for air conditioning and heat pumps; proposed rule applies leak repair to HFCs.
