National Refrigerants, Inc.
National Refrigerants is an independent worldwide distributor of refrigerants (CFC, HCFC, HFC) and all associated refrigerant management services.

Air Conditioning and Refrigeration Institute - ARI
"ARI is the national trade association representing manufacturers of more than 90 percent of U.S. produced central air-conditioning and commercial refrigeration equipment. (…) ARI develops and publishes technical standards for industry products. ARI standards establish rating criteria and procedures for measuring and certifying product performance."

Heating, Air Conditioning and Refrigeration Distributors International - HARDI
"HARDI is trade organization dedicated to advancing the science of wholesale distribution in the HVACR industry."

Air Conditioning Contractors of America - ACCA
"ACCA is the nation's premiere trade association of heating, ventilating, air conditioning, and refrigeration (HVACR) contractors."

American Society of Heating, Refrigerating and Air Conditioning Engineers, Inc. - ASHRAE
"ASHRAE (…) is an international organization of 50,000 persons with chapters throughout the world. The Society is organized for the sole purpose of advancing the arts and sciences of heating, ventilation, air conditioning and refrigeration for the public's benefit through research, standards writing, continuing education and publications."

North American Technician Excellence - NATE
"NATE (…) provides comprehensive, nationwide testing and certification for HVAC technicians."

Refrigeration Service Engineers Society - Rses
"RSES (…) conducts educational meetings, seminars, workshops, technical qualification and examination programs, training courses and publishes several volumes of books (the "SAM" series), publishes its own monthly trade magazine, (the RSES Journal), and conducts other related activities."

Vocational Technical School - Vo-Tech
"Vocational schools, trade schools, and tech schools offer students an excellent opportunity to advance their education, skills and overall marketability in today's competitive job market."

Business News Publishing Company

Contracting Business

HVAC Insider

Western HVACR News

National Refrigeration Products