Demystifying IAQP: Why the Performance-Based Path is the Safest Choice for HVAC Engineers

HVAC technician servicing rooftop commercial HVAC system to improve indoor air quality and system performance

Historically, the HVAC industry has relied on the Ventilation Rate Procedure (VRP) to achieve acceptable indoor air quality. For many engineers, VRP is the comfortable default. However, when transitioning to the Indoor Air Quality Procedure (IAQP), hesitation often sets in. The anxiety usually stems from the rigorous post-construction verification requirements and the perceived risk of […]