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American Society of Heating, Refrigerating and Air-Conditioning Engineers
Controlled Environment Testing Association
Leadership in Energy and Environmental Design
Mechanical Contractors Association of America
National Environmental Balancing Bureau
National Energy Management Institute
National Fire Protection Association
NSF (formerly the National Sanitation Foundation) International
Sheet Metal and Air-Conditioning Contractors National Association
Sheet Metal Worker International Association
Testing, Adjusting & Balancing Bureau
Texas Association of Healthcare Facilities Management
