ASHRAE (American Society of Heating, Refrigeration and Air-Conditioning Engineers
- ASHRAE 14- Methods of Testing for Rating Positive Displacement Condensing Units
- ASHRAE 15- Safety Code for Mechanical Refrigeration
- ASHRAE 20- Methods of Testing for Rating Mechanical-Draft Air-Cooled Refrigerant Condensers
- ASHRAE 34- Number designation and Safety Classification of Refrigerants
- ASHRAE Standard 55: This standard provides the thermal environmental conditions for human occupancy
- ASHRAE Standard 62: This standard provides guidelines to the ventilation for acceptable Indoor Air Quality
- ASHRAE 70- Method of Testing for Rating the Airflow Performance of Outlets and Inlets
- ASHRAE Standard 90.1: This standard provides guidelines to the energy efficient design of new buildings intended for human occupancy.
- ASHRAE Standard 105: This standard provides method of measuring and expressing building energy performance.
- ASHRAE 111- Practices for Measuring, Testing and Balancing a Building Heating, Ventilation, Air Conditioning and Refrigeration Systems
- ASHRAE Standard 113: This standard provides guidelines to the method for evaluating the air diffusion performance of an air distribution system.
- ASHRAE Standard 129: This standard describes a test method for evaluating an air distribution system's ability to provide required levels of ventilation air to the building occupants.
ISO (International Standards Organization)
- ISO 9001- Quality Systems – Model for Quality Assurance in design, development, production, installation and servicing
- ISO 9003- Quality Systems – Model for Quality Assurance in final inspection and test
- ISO 9004- Quality Management and Quality System guidelines
ASTM (American Society of Testing and Materials)
- ASTM A 53- Standard Specification for Pipe, Steel, Black, and Hot Dipped, Zinc- Coated, Welded and Seamless
- ASTM B 88- Standard Specification for Seamless Copper Water Tube
- ASTM A 90-Standard Test Method for Weight of Coating on Zinc Coated Iron or Steel Articles
- ASTM B 280- Standard Specification for Seamless Copper Tube for Air Conditioning and Refrigeration Field Service
- ASTM E 477- Testing Duct Linear Materials and Prefabricated Silencers for Acoustical and Airflow Performance
- ASTM A 527- Standard Specification for Steel Sheet, Zinc-Coated by the Hot-Dip Process, Lock-Forming Quality
- ASTM C 552- Standard Specification for Cellular Glass Thermal Insulation
- ASTM A 666- Standard Specification for Austenitic Stainless Steel, Sheet, Strip, Plate, and Flat bar
ARI (American Refrigeration Institute)
ARI 210- Unitary Air Conditioning Equipment
ARI 270- Standard for Sound Rating of Outdoor Unitary Equipment
ARI 360- Commercial and Industrial Unitary Air Conditioning Equipment
ARI 410- Forced Circulation Air-Cooling and Air- Heating Coils
ARI 430- Standard for Central Station Air-Handling Unit
ARI 650- Standard for Air Outlets and Inlets
ANSI (American National Standards Institute)