The International Certification Board (ICB) is recognized as the leader in providing personnel certifications for the heating, ventilation and air conditioning (HVAC) industry. An ANSI-Accredited Personnel Certification Program – Accreditation #0728, the ICB is the first and only program in the industry to provide accredited certifications for HVAC testing, adjusting and balancing; fire and smoke damper; and smoke control systems.

ICB certification is assurance to customers that ICB-certified professionals are the most competent, reliable and qualified in the HVAC industry.