RT Report T1 Technologies for Protecting the Ozone Layer - Catalogue: Refrigeration, Air-Conditioning, and Heat Pumps A1 United Nations Environment Programme, A1 Multilateral Fund for the Implementation of the Montreal Protocol, K1 ozone-depleting substance K1 ozone layer K1 heat pump K1 refrigeration K1 air-conditioning K1 economic aspect K1 environmental aspect K1 technology K1 food processing SN 92-807-1396-5 YR 1994 FD 1994 LK https://wedocs.unep.org/handle/20.500.11822/29858 UL https://wedocs.unep.org/handle/20.500.11822/29858 NO This catalogue describes ODS-free and ODS-reducing technologies for refrigeration, air-conditioning and heat pump systems. The intention is to provide information on available technologies for Article 5 (developing) countries, without recommending any refrigerants or refrigeration equipment. It is up to the reader to determine which technology or product is most appropriate to his/her own needs. DS UN Environment Document Repository RD Sep 19, 2026