Refrigeration and air conditioning /

Eitemau Tebyg

• Refrigeration and air-conditioning
  gan: 11061 Air-Conditioning and Refrigeration Institute (United States)
  Cyhoeddwyd: (1979)
• Graphic electrical symbols for air-conditioning and refrigerating equipment
  gan: 11061 Air-Conditioning and Refrigeration Institute (United States)
• Unit coolers for refrigeration
  gan: 11061 Air-Conditioning and Refrigeration Institute (United States)
• Refrigerant access valves and hose connectors
  gan: 11061 Air-Conditioning and Refrigeration Institute (United States)
• Refrigerant-cooled liquid coolers, remote type
  gan: 11061 Air-Conditioning and Refrigeration Institute (United States)